FCC ID: PPQ-WN4520L Wireless Module

USER MANUAL Wireless Module Model Name: WN4520L Liteon P/N AAZ100426G0 Version 1.0 Author: Kaysa Lee Type A Sony P/N Change History Revision Date Author Change List Version 1.0 2017/ 07 / 19 Kaysa Lee Initial release WN4520L Page 1/13 2023/5/17 CONTENT 1 PRODUCT OVERVIEW ...................................................................................................................... 3 1.1 DESCRIPTION ............................................................................................................................. 3 1.2 FEATURES .................................................................................................................................. 3 1.3 GENERAL SPECIFICATIONS ......................................................................................................... 3 1.4 PARTS LAYOUT ........................................................................................................................... 4 1.5 BOARD OUTLINE ........................................................................................................................ 5 1.6 PANEL DRAWING ....................................................................................................................... 6 1.7 PCB INFORMATION .................................................................................................................... 7 1.8 SHIELDING ................................................................................................................................. 8 WN4520L Page 2/13 2023/5/17 1 PRODUCT OVERVIEW 1.1 DESCRIPTION WN4520L is a WLAN module which using Chipsets : Rockchip NanoD and Realtek RTL8821CSH 1.2 FEATURES 1T1R Mode 150Mbps PHY Rate Support Operate at 2.4GHz / 5GHz band 802.11i- WEP 64/128, AES, TKIP Low Halogen compliance RoHS compliance 20MHz Bandwidth Support (2.4G) , 20/40MHz Bandwidth Support (5G) IEEE standards support: IEEE 802.11a/b/g and 802.11n 1.3 GENERAL SPECIFICATIONS Main Chipset RTL8821CSH Standard IEEE 802.11a/b/g/n Bus Interface USB 2.0 Form Factor 42mm x 50mm x 3.5mm Weight 8g WiFi:

Data Rate 802.11b:

CCK, DQPSK, DBPSK 802.11a, 802.11g:

64QAM, 16QAM, QPSK, BPSK 802.11n:

64QAM, 16QAM, QPSK, BPSK Frequency Range 2.400 ~ 2.4835 GHz 5.150 ~ 5.85GHz Transmit Output Power Receive Sensitivity WiFi:

11b: 12 +/- 1.5dBm (11Mbps) 11g: 12 +/- 1.5dBm (54Mbps) 11n: 12 +/- 1.5dBm (MCS7 HT20) 11a: 11 +/- 1.5dBm (54Mbps) , *5.8GHz = 7+/- 1.5dBm 11an: 11 +/- 1.5dBm (MCS7 HT20/40) , *5.8GHz = 7+/- 1.5dBm WiFi:

11b @ 11Mbps: (Max.) : -85dBm , (Typical) : -89dBm (PER<8%) 11g @ 54Mbps: (Max.) : -69dBm , (Typical) : -75.5dBm (PER<10%) 11n @ MCS7 (2.4g HT20): (Max.) : -67dBm , (Typical) : -73dBm (PER<10%) 11n @ MCS7 (5g HT20): (Max.) : -67dBm , (Typical) : -71dBm (PER<10%) 11n @ MCS7 (5g HT40): (Max.) : -64dBm , (Typical) : -68.5dBm (PER<10%) Temperature &

Humidity Normal Test Condition: 25 +/- 2deg.C , 65 +/- 2% RH Operating: -10 to 70 deg.C Storage: -40 to 85 deg.C Operating Voltage 4V 10% I/O supply voltage WN4520L Page 3/13 2023/5/17 Current Consumption TBD 1.4 PARTS LAYOUT WN4520L Page 4/13 2023/5/17 1.5 BOARD OUTLINE WN4520L Page 5/13 2023/5/17 1.6 PANEL DRAWING WN4520L Page 6/13 2023/5/17 Vendor #1 APCB Vendor #2 PIOTEK 1.7 PCB INFORMATION No. 1 2 3 4 5 6 7 8 Item PWB Supplier ID Mark PWB Supplier UL File No. PWB Material Supplier PWB Material PWB Material Supplier UL File No. Flame Class Rated Temperature

(Max Operation Temp.) WN4520L Page 7/13 2023/5/17 1.8 SHIELDING WN4520L Page 8/13 2023/5/17 FCC Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This device and its antenna(s) must not be co-located or operating in conjunction with any other antenna or transmitter. FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator &

your body. The OEM or integrator is obligated to adhere to these requirements and restrictions as a condition for using the modules certification. The OEM or integrator is responsible to perform the required additional host regulatory testing and/or obtaining the required host approvals for compliance. This module is intended for OEM integrators under the following conditions:

1. Ensure that the end-user has no manual instructions to remove or install module. 2. This module is certified pursuant to FCC Part 15 rules section 15.247, 15.407, RSS-247. 3. This module has been approved to operate with the antenna types listed below, with the maximum permissible gain indicated. Brand Antenna Model Antenna Type LITEON LITEON WN4520L(8MB-B) WN4520L Sony Sony WN4520L-D WN4520L-G Printed Printed Dipole Dipole 2.4GHz U-NII-1 2.5

2.1 1.86 0.67 1.13 Gain (dBi) U-NII-

2A 3.2 1.51 0.67 1.13 U-NII-

2C 3.4 1.82 0.73 0.63 U-NII-3 3.5 2.44 1.41 0.76 WN4520L Page 9/13 2023/5/17 4. Label and compliance information Label of the end product:

The host product must be labeled in a visible area with the following " Contains FCC ID: PPQ-

WN4520L ". The end product shall bear the following 15.19 statement: This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. 5. Information on test modes and additional testing requirements This module has been approved under stand-alone configuration. OEM integrator has be limited the operation channels in channel 1-11 for 2.4GHz band. The separate approval is required for all other operating configurations, including portable configurations with respect to Part 2.1093 and different antenna configurations. The information on how to configure test modes for host product evaluation for different operational conditions for a stand-alone modular transmitter in a host, versus with multiple, simultaneously transmitting modules or other transmitters in a host can be found at KDB Publication 996369 D04. 6. Additional testing, Part 15 Subpart B disclaimer Appropriate measurements (e.g. Part 15 Subpart B compliance) and if applicable additional equipment authorizations (e.g. SDoC) of the host product to be addressed by the integrator/manufacturer. This module is only FCC authorized for the specific rule parts 15.247, 15.407 listed on the grant, and the host product manufacturer is responsible for compliance to any other FCC rules that apply to the host product as being Part 15 Subpart B compliant. 7. The user manual of the end product should include (information for OEMs):

The module must be installed and used in strict accordance with the manufacturer's instructions as described in the user documentation that comes with the product. Information To Be Supplied to the End User by the OEM or Integrator:

Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. The antenna(s) used for this transmitter must not transmit simultaneously with any other antenna or transmitter. The end user manual shall include all required regulatory information/warning as shown in this document. WN4520L Page 10/13 2023/5/17 IC WARING STATEMENT This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canadas licence-exempt RSS(s). Operation is subject to the following two conditions:

1. This device may not cause interference. 2. This device must accept any interference, including interference that may cause undesired operation of the device. Lmetteur/rcepteur exempt de licence contenu dans le prsent appareil est conforme aux CNR dInnovation, Sciences et Dveloppement conomique Canada applicables aux appareils radio exempts de licence. Lexploitation est autorise aux deux conditions suivantes :

1. Lappareil ne doit pas produire de brouillage;

2. Lappareil doit accepter tout brouillage radiolectrique subi, mme si le brouillage est susceptible den compromettre le fonctionnement. The device for operation in the band 5150-5250 MHz is only for indoor use to reduce the potential for harmful interference to co-channel mobile satellite systems. Les dispositifs fonctionnant dans la bande 5150-5250 MHz sont rservs uniquement pour une utilisation lintrieur afin de rduire les risques de brouillage prjudiciable aux systmes de satellites mobiles utilisant les mmes canaux. The transmitter module may not be co-located with any other transmitter or antenna. Le module metteur peut ne pas tre complant avec un autre metteur ou antenne. For product available in the USA/Canada market, only channel 1~11 can be operated. Selection of other channels is not possible. Pour les produits disponibles aux tats-Unis / Canada du march, seul le canal 1 11 peuvent tre exploits. Slection d'autres canaux n'est pas possible. ISED Radiation Exposure Statement:

This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. Cet quipement est conforme aux limites dexposition aux rayonnements IC tablies pour un environnement non contrl. Cet quipement doit tre install et utilis avec un minimum de 20cm de distance entre la source de rayonnement et votre corps. IMPORTANT NOTE for OEM integrator This module is intended for OEM integrator. WN4520L Page 11/13 2023/5/17 The OEM integrator is still responsible for 1. ensuring that the end-user has no manual instructions to remove or install module 2. the ISED compliance requirement of the end product, which integrates this module. 3. Appropriate measurements and if applicable additional equipment authorizations of the host device to be addressed by the integrator/manufacturer. 4. The separate approval is required for all other operating configurations, including portable configurations and different antenna configurations OEM integrator is still responsible for testing their end product for any additional compliance requirements required with this module installed (for example, digital device emissions, PC peripheral requirements, etc.). IMPORTANT NOTE: In the event that these conditions cannot be met (for example certain laptop configurations or co-location with another transmitter), then the IC authorization is no longer considered valid and the IC No. cannot be used on the final product. In these circumstances, the OEM integrator will be responsible for re-evaluating the end product

(including the transmitter) and obtaining a separate IC authorization. Modular OEM Integrator Notice End Product Labeling This transmitter module is authorized only for use in device where the antenna may be installed such that 20 cm may be maintained between the antenna and users. The final end product must be labeled in a visible area with the following: Contains transmitter module IC:

4491A-WN4520L. Contient le module d'mission IC: 4491A-WN4520L The Host Model Number (HMN) must be indicated at any location on the exterior of the end product or product packaging or product literature which shall be available with the end product or online. This device is intended only for OEM integrators under the following conditions:

1) The antenna must be installed such that 20cm is maintained between the antenna and users, and 2) The transmitter module may not be co-located with any other transmitter or antenna. Cet appareil est conu uniquement pour les intgrateurs OEM dans les conditions suivantes:

(Pour utilisation de dispositif module) 1) L'antenne doit tre installe de telle sorte qu'une distance de 20cm est respecte entre l'antenne et les utilisateurs, et 2) Le module metteur peut ne pas tre complant avec un autre metteur ou antenne. WN4520L Page 12/13 2023/5/17 Japan Statement:

5GHz product for indoor use only. CE Statement:

Compliance with 2014/53/EU Radio Equipment Directive (RED) In accordance with Article 10.8(a) and 10.8(b) of the RED, the following table provides information on the frequency bands used and the maximum RF transmit power of the product for sale in the EU:

Frequency range (MHz) Max. Transmit Power (dBm/mW) 2400-2483.5 5150-5250 5250-5350 5470-5725 dBm dBm dBm dBm This equipment complies with EU radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20 cm between the radiator & your body. The device is restricted to indoor use only. CZ CY BE HR DE FI HU EL LU MT NL LV SE ES SI RO BG FR LT SK AT EE IT PT DK IE PL UK NCC :

WN4520L Page 13/13 2023/5/17

USERMANUAL WirelessModule ModelName:WN4520L LiteonP/N AAZ100426G0 Version1.0 Author:KaysaLee SonyP/N TypeA ChangeHistory Revision Date Author ChangeList Version1.0 2017/07/19 KaysaLee Initialrelease

*ThisdocumentcontainsconfidentialproprietaryinformationandispropertyofLTC.Thecontentsofthis documentshouldnotbedisclosedtounauthorizedpersonswithoutthewrittenconsentofLTC. WN4520L Page 1/15 2017/7/26 CONTENT 1 PRODUCTOVERVIEW......................................................................................................................3 1.1 DESCRIPTION.............................................................................................................................3 1.2 FEATURES..................................................................................................................................3 1.3 GENERALSPECIFICATIONS.........................................................................................................3 PARTSLAYOUT...........................................................................................................................4 BOARDOUTLINE........................................................................................................................5 PANELDRAWING.......................................................................................................................6 PCBINFORMATION....................................................................................................................7 SHIELDING..................................................................................................................................8 1.4 1.5 1.6 1.7 1.8 WN4520L Page 2/15 2017/7/26 1 PRODUCTOVERVIEW 1.1 DESCRIPTION WN4520LisaWLANmodulewhichusingChipsets:RockchipNanoDandRealtekRTL8821CSH 1.2 FEATURES Operateat2.4GHz/5GHzband 150MbpsPHYRateSupport 1T1RMode 20MHzBandwidthSupport(2.4G),20/40MHzBandwidthSupport(5G) IEEEstandardssupport:IEEE802.11a/b/gand802.11n 802.11iWEP64/128,AES,TKIP RoHScompliance LowHalogencompliance 1.3 GENERALSPECIFICATIONS RTL8821CSH MainChipset Standard BusInterface FormFactor Weight DataRate FrequencyRange TransmitOutput Power ReceiveSensitivity Temperature&

Humidity IEEE802.11a/b/g/n USB2.0 42mmx50mmx3.5mm 8g WiFi:

802.11b:

CCK,DQPSK,DBPSK 802.11a,802.11g:

64QAM,16QAM,QPSK,BPSK 802.11n:

64QAM,16QAM,QPSK,BPSK 2.400~2.4835GHz 5.150~5.85GHz WiFi:

11b:13+/1.5dBm(11Mbps) 11g:13+/1.5dBm(54Mbps) 11n:13+/1.5dBm(MCS7HT20) 11a:13+/1.5dBm(54Mbps),*5.8GHz=13+/1.5dBm 11an:13+/1.5dBm(MCS7HT20/40),*5.8GHz=13+/1.5dBm WiFi:

11b@11Mbps:(Max.):85dBm,(Typical):89dBm(PER<8%) 11g@54Mbps:(Max.):69dBm,(Typical):75.5dBm(PER<10%) 11n@MCS7(2.4gHT20):(Max.):67dBm,(Typical):73dBm(PER<10%) 11n@MCS7(5gHT20):(Max.):67dBm,(Typical):71dBm(PER<10%) 11n@MCS7(5gHT40):(Max.):64dBm,(Typical):68.5dBm(PER<10%) NormalTestCondition:25+/2deg.C,65+/2%RH Operating:10to70deg.C Storage:40to85deg.C OperatingVoltage 4V10%I/Osupplyvoltage WN4520L Page 3/15 2017/7/26 Current Consumption TBD AntennaType PrintedAntenna:

2.4G:2.5dBi(maxpeakgain) 5G:3.5dBi(maxpeakgain) PARTSLAYOUT 1.4 WN4520L Page 4/15 2017/7/26 1.5 BOARDOUTLINE WN4520L Page 5/15 2017/7/26 1.6 PANELDRAWING WN4520L Page 6/15 2017/7/26 1.7 No. 1 2 3 4 5 6 7 8 PCBINFORMATION Item PWBSupplier IDMark PWBSupplierULFileNo. PWBMaterialSupplier PWBMaterial PWBMaterialSupplier ULFileNo. FlameClass RatedTemperature

(MaxOperationTemp.) Vendor#1 APCB Vendor#2 PIOTEK WN4520L Page 7/15 2017/7/26 1.8 SHIELDING WN4520L Page 8/15 2017/7/26 FCC WARING STATEMENT FEDERAL COMMUNICATIONS COMMISSION INTERFERENCE STATEMENT This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. CAUTION:

Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference and

(2) This device must accept any interference received, including interference that may cause undesired operation. RF exposure warning This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. This equipment must be installed and operated in accordance with provided instructions and must not be co-located or operating in conjunction with any other antenna or transmitter. End-users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. This device is restricted to indoor use. Thisdeviceisslaveequipment,thedeviceisnotradardetectionandnotadhocoperationin WN4520L Page 9/15 2017/7/26 theDFSband. WN4520L Page 10/15 2017/7/26 End Product Labeling Thefinalendproductmustbelabeledinavisibleareawiththefollowing:"ContainsFCCID:

PPQWN4520L IMPORTANT NOTE:

This module is intended for OEM integrator. The OEM integrator is still responsible for 1. ensuring that the end-user has no manual instructions to remove or install module 2. the FCC compliance requirement of the end product, which integrates this module. 3. Appropriate measurements (e.g. 15 B compliance) and if applicable additional equipment authorizations (e.g. Verification, Doc) of the host device to be addressed by the integrator/manufacturer. 4. The separate approval is required for all other operating configurations, including portable configurations with respect to Part 2.1093 and different antenna configurations USERS MANUAL OF THE END PRODUCT:

The module is limited to installation in mobile or fixed applications In the users manual of the end product, the end user has to be informed to keep at least 20cm separation with the antenna while this end product is installed and operated. The end user has to be informed that the FCC radio-frequency exposure guidelines for an uncontrolled environment can be satisfied. The end user has to also be informed that any changes or modifications not expressly approved by the manufacturer could void the user's authority to operate this equipment. If the size of the end product is smaller than the palm of the hand, then additional FCC part 15.19 statement is required to be available in the users manual: This device complies with Part 15 of FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference and (2) this device must accept any interference received, including interference that may cause undesired operation. WN4520L Page 11/15 2017/7/26 ICWARINGSTATEMENT Canada,avisd'IndustryCanada(IC) ThisdevicecomplieswithIndustryCanadaslicenceexemptRSSs.Operationissubjectto thefollowingtwoconditions:

(1)Thisdevicemaynotcauseinterference;and

(2)Thisdevicemustacceptanyinterference,includinginterferencethatmaycause undesiredoperationofthedevice. LeprsentappareilestconformeauxCNRd'IndustrieCanadaapplicablesauxappareilsradio exemptsdelicence.L'exploitationestautoriseauxdeuxconditionssuivantes:(1)l'appareil nedoitpasproduiredebrouillage,et(2)l'utilisateurdel'appareildoitacceptertout brouillageradiolectriquesubi,mmesilebrouillageestsusceptibled'encompromettrele fonctionnement. Thisdeviceisrestrictedtoindooruse. High Power Radars: High power radars are allocated as primary users (meaning they have priority) in the 5250MHz to 5350MHz and 5650MHz to 5850MHz bands. These radars could cause interference and/or damage to Wireless LAN devices used in Canada. Les utilisateurs de radars de haute puissance sont dsigns utilisateurs principaux (c.--d., qu'ils ont la priorit) pour les bandes 5250 - 5350 MHz et 5650 - 5850 MHz. Ces radars pourraient causer du brouillage et/ou des dommages aux dispositifs LAN-EL. IC Radiation Exposure Statement:

This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. Cet quipement est conforme aux limites dexposition aux rayonnements IC tablies pour un environnement non contrl. Cet quipement doit tre install et utilis avec un minimum de 20cm de distance entre la source de rayonnement et votre corps WN4520L Page 12/15 2017/7/26 OEMintegratorisstillresponsiblefortestingtheirendproductforanyadditionalcompliance requirementsrequiredwiththismoduleinstalled(forexample,digitaldeviceemissions,PC peripheralrequirements,etc.). IMPORTANTNOTE:Intheeventthattheseconditionscannotbemet(forexamplecertainlaptop configurationsorcolocationwithanothertransmitter),thentheICauthorizationisnolonger consideredvalidandtheICNo.cannotbeusedonthefinalproduct.Inthesecircumstances,the OEMintegratorwillberesponsibleforreevaluatingtheendproduct(includingthetransmitter) andobtainingaseparateICauthorization. EndProductLabeling Thistransmittermoduleisauthorizedonlyforuseindevicewheretheantennamaybeinstalled suchthat20cmmaybemaintainedbetweentheantennaandusers.Thefinalendproductmust belabeledinavisibleareawiththefollowing:ContainstransmittermoduleIC:

4491AWN4520L. Contientlemoduled'missionIC:4491AWN4520L Thisradiotransmitter(4491AWN4520L)hasbeenapprovedbyIndustryCanadatooperatewith theantennatypeslistedbelowwiththemaximumpermissiblegainindicated.Antennatypesnot includedinthislist,havingagaingreaterthanthemaximumgainindicatedforthattype,are strictlyprohibitedforusewiththisdevice. Gain(dBi) Type Model WN4520L Printed Antenna Brand LI-TEON Ant. 1 Le prsent metteur radio (4491A-WN4520L) a t approuv par Industrie Canada pour fonctionner avec les types d'antenne numrs ci-dessous et ayant un gain admissible maximal et l'impdance requise pour chaque type d'antenne. Les types d'antenne non inclus dans cette liste, ou dont le gain est suprieur au gain maximal indiqu, sont strictement interdits pour l'exploitation de l'metteur. 2.4G 2.5 5G 3.5 Ant. 1 Brand LI-TEON Model WN4520L Type Printed Antenna Gain(dBi) 2.4G 2.5 5G 3.5 The transmitter module may not be co-located with any other transmitter or antenna. Le module metteur peut ne pas tre complant avec un autre metteur ou antenne. WN4520L Page 13/15 2017/7/26 RadioFrequency(RF)ExposureInformation TheradiatedoutputpoweroftheWirelessDeviceisbelowtheIndustryCanada(IC)radio frequencyexposurelimits.TheWirelessDeviceshouldbeusedinsuchamannersuchthatthe potentialforhumancontactduringnormaloperationisminimized. ThisdevicehasalsobeenevaluatedandshowncompliantwiththeICRFExposurelimitsunder mobileexposureconditions.(antennasaregreaterthan20cmfromaperson'sbody). Informationsconcernantl'expositionauxfrquencesradio(RF) Lapuissancedesortiemiseparlappareildesansfilestinfrieurelalimited'expositionaux frquencesradiod'IndustryCanada(IC).Utilisezlappareildesansfildefaonminimiserles contactshumainslorsdufonctionnementnormal. Cepriphriqueagalementtvaluetdmontrconformeauxlimitesd'expositionauxRF d'ICdansdesconditionsd'expositiondesappareilsmobiles(lesantennessesituent moinsde20cmducorpsd'unepersonne). WN4520L Page 14/15 2017/7/26 JapanStatement:

5GHzproductforindooruseonly. CEStatement:

Compliance with 2014/53/EU Radio Equipment Directive (RED) In accordance with Article 10.8(a) and 10.8(b) of the RED, the following table provides information on the frequency bands used and the maximum RF transmit power of the product for sale in the EU:

Frequency range (MHz) 2400-2483.5 5150-5250 5250-5350 5470-5725 Max. Transmit Power

(dBm/mW) dBm dBm dBm dBm ThisequipmentcomplieswithEUradiationexposurelimitssetforthforanuncontrolled environment.Thisequipmentshouldbeinstalledandoperatedwithminimumdistance20cm betweentheradiator&yourbody. The device is restricted to indoor use only. AT BE BG HR CY CZ DK EE FI IE IT LV LT LU MT NL PL PT RO SK SI ES SE UK FR DE EL HU NCC :

WN4520L Page 15/15 2017/7/26

Permissive Change Request Letter Date: May 24, 2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Rd Columbia MD 21046-1609 Subject: Description of Permissive Change To whom it may concern, Pursuant to CFR 2.1043, LITE-ON TECHNOLOGY CORP., hereby requests a Class II Permissive Change for the following project:

FCC ID: PPQ-WN4520L (Grant Date: 08/28/2017) The change(s) filed under this application is adding another type module with different antenna circuits to modify as below:

1. Add an I-Pex connector for the external dipole antenna by additional SPDT component 2. Change the shape of printed antenna 3. Add WiFi 5GHz low gain of two dipole and one printed antennas Brand Antenna Model Antenna Type Gain (dBi) U-NII-1 U-NII-2A U-NII-2C U-NII-3 LITEON WN4520L(8MB-B) Printed Sony Sony WN4520L-D WN4520L-G Dipole Dipole 1.86 0.67 1.13 1.51 0.67 1.13 1.82 0.73 0.63 2.44 1.41 0.76 The DFS testing is not required because earlier testing was performed with an antenna of lesser gain. The above are described in the test report(s) and related technical exhibit(s) submitted with this application. A detailed list of other minor hardware changes has been submitted. No modifications were made to other circuitry and layouts of any transmitter and emissions performance remains the same as original certified ID. Sincerely, Applicant Address Signature

: LITE-ON TECHNOLOGY CORP. Bldg. C, 90, Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C

Name and Job Title

: TC Wu, Director / Network Access S.B.U. _________________________________ E-mail Tel.

: TC.Wu@liteon.com

: +886-2-2222-6181 #8301

Confidentiality Request Letter Date: March 23, 2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Rd Columbia MD 21046-1609 FCC ID: PPQ-WN4520L Permanent Confidentiality Request Pursuant to the provisions of Sections 0.457 and 0.459 of Commissions rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure indefinitely. 1. Block Diagram 2. Schematic Diagram 3. Theory of Operation The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rule 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely, Applicant

: LITE-ON TECHNOLOGY CORP. Bldg. C, 90, Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C Address Signature

Name and Job Title

: TC Wu, Director / Network Access S.B.U. _________________________________ E-mail Tel.

: TC.Wu@liteon.com

: +886-2-2222-6181 #8301

Declaration of Multiple Products We, LITE-ON TECHNOLOGY CORP., hereby declare under our responsibility that the the following new product are electronically and mechanically similar to original certified product Date: March 23, 2023 except for the differences below. FCC ID: PPQ-WN4520L Product Name: Wireless Module Version Model Type A (original) Type B (new) WN4520L Difference

1.Add an I-Pex connector for the external dipole antenna by additional SPDT component 2. Change the shape of original printed antenna 3. Add WiFi 5GHz low gain of two dipole and one printed antennas The products listed above are similar in circuitry and electrical, mechanical and physical construction portion of the transmitter. Detailed contact information for this declaration has been listed below as the window of any issues relevant for this declaration. Sincerely, Applicant

: LITE-ON TECHNOLOGY CORP. Address Signature Name E-mail Tel. Bldg. C, 90, Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C

: TC Wu, Director / Network Access S.B.U.

: TC.Wu@liteon.com

: +886-2-2222-6181 #8301

Letter of Authorization Date: March 23, 2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Rd Columbia MD 21046-1609 Subject: Product Certification Representative Authorization Letter FCC ID: PPQ-WN4520L Product Name: Wireless Module To whom it may concern:

We the undersigned, hereby authorize following person to act as our agent in the preparation of an application for equipment authorization to the FCC Rules and Regulations. Sporton International Inc. Address

: No.52, Huaya 1st Rd., Guishan Dist., Taoyuan City 333, Taiwan Name

: Leo Huang Job Title

: VP e-mail

: Leohuang@sporton.com.tw We further certify that neither the applicant nor any party to this application, as defined in 47 CFR Ch. 1.2002(b), is subject to a denial to Federal benefits, that include FCC benefits, pursuant to section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This appointment also includes the authority to complete FCC Form 731 on our behalf and sign the application as an authorized agent. Applicant

: LITE-ON TECHNOLOGY CORP. Bldg. C, 90, Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C Address Signature

Name and Job Title

: TC Wu, Director / Network Access S.B.U. _________________________________ E-mail Tel.

: TC.Wu@liteon.com

: +886-2-2222-6181 #8301

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: May 24, 2023 FCC ID: PPQ-WN4520L RE: Attestation Statements Part 2.911(d)(5)(i) Filing LITE-ON TECHNOLOGY CORP. (the applicant) certifies that the equipment for which authorization is sought is not covered equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. RE: Attestation Statements Part 2.911(d)(5)(ii) Filing LITE-ON TECHNOLOGY CORP. (the applicant) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing covered equipment. Sincerely, Applicant

: LITE-ON TECHNOLOGY CORP. Bldg. C, 90, Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C Address Signature

Name and Job Title

: TC Wu, Director / Network Access S.B.U. _________________________________ E-mail Tel.

: TC.Wu@liteon.com

: +886-2-2222-6181 #8301

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: March 23, 2023 Ref: Attestation Statements Part 2.911 (d)(7) Filing Grantee Code: PPQ LITE-ON TECHNOLOGY CORP. (the applicant) certifies that, as of the date of the filing of the application, LITE-ON TECHNOLOGY CORP. is our designated U.S. agent for service of process for the above referenced Grantee Code. LITE-ON TECHNOLOGY CORP. accepts to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. The applicant further acknowledges their responsibility to inform the FCC whenever the designated agent information changes. LITE-ON TECHNOLOGY CORP. accepts the designation by the applicant as the U.S. agent to accept service of process includes, but is not limited to, delivery of any correspondence, notices, orders, decisions, and requirements of administrative, legal, or judicial process related to Commission proceedings. Designated U.S. Agent Information:

FRN: 0033411521 Name: LITE-ON TECHNOLOGY CORP. Address: 3001 Summit Avenue Ste. 400, Plano, TX 75074, United States Contact Person: Joshua Winkler Tel.: (480) 422-4548 Email: Josh.Winkler@liteon.com Sincerely, Applicant

Date: July 25, 2017 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Rd Columbia MD 21046-1609 Subject: FCC Application for FCC ID: PPQ-WN4520L To Whom it may concern, We, the undersigned, would like to declare that the composite portion catagorized as Class B personal computers and peripherals has been authorized under the Declaration of Conformity procedures. Sincerely, Applicant Address Signature E-mail Tel.

: LITE-ON Technology Corp.

: Bldg. C, 90, Chien 1 Rd., Chung-Ho, New Taipei City, 23585 Taiwan

Name and Job Title.

: TC Wu, Deputy Director(R & D Division) _________________________________

: tc.wu@liteon.com

: 86-2222-6181 ex8301