FCC ID: 2APUZ-Z1-N Z1-N module

Z1-N module specification Document version: 20230515 Catalogue 1 Product Overview 1.1 Characteristics 1.2 Application Field 2 module interfaces 2.1 Size Packaging 2.2 Pin Definition 3 Electrical parameters 3.1 Absolute Electrical Parameters 3.2 Normal working conditions 3.3 RF power consumption 3.4 Working current 4 RF parameters 4.1 Basic RF Characteristics 4.2 Wi Fi transmission performance 4.3 Wi Fi reception performance 4.4 Bluetooth emission performance 4.5 Bluetooth reception performance 5 Antenna Information 5.1 Antenna Type 5.2 Reducing Antenna Interference 6 Packaging Information and Production Guidance 6.1 Mechanical dimensions 6.2 Production Guidelines 6.3 Recommended Furnace Temperature Curve and Temperature Recommendations 6.4 Storage conditions 7 Appendix: Declaration 23 1 Product Overview Z1-N has a built-in 32-bit MCU with a maximum operating speed of up to 120 MHz, built-in 2 Mbyte flash memory, and 256 KB of RAM. Support graffiti IoT cloud connectivity, and MCU's instructions specifically designed for signal processing extensions enable effective audio encoding and decoding. Z1-N has a wide range of peripherals, such as PWM and UART. Up to five 32-bit PWM outputs make the chip very suitable for high-quality LED control. 1.1 Characteristics Built-in low-power 32-bit CPU, which can also serve as an application processor The main frequency supports 120MHz Working voltage: 3.0V-3.6V Peripherals: 8 GPIO, 2 UART Wi Fi connectivity 802.11 b/g/n

- Channel 1-14@2.4GHz (CH1-11 for US/CA/TW, CH1-13 for EU/CN, CH1-14 for JP)

- Support WEP, WPA/WPA2, WPA/WPA2 PSK (AES), WPA3 security modes

- Maximum output power of +17.61dBm in 802.11b mode

- Supports STA/AP/STA+AP working modes

- Supports two distribution methods: SmartConfig and AP (including Android and iOS devices) On board PCB antenna, antenna peak gain 0.72dBi

- Working temperature: -40 to 85 Bluetooth connectivity Low power Bluetooth V5.2 complete standard 1.2 Application Fields Intelligent buildings Smart home and home appliances Smart sockets, smart lights Industrial wireless control Baby monitor Webcam Intelligent public transportation 2 module interface 21 size package 2.2 Pin definition 1 3.3V P module 3.3V power supply pin 2 GND P Module ground pin 3 IO23

/ADC I/O General GPIO pin, corresponding to PA23 of IC 4 IO22 I/O General GPIO pin, corresponding to PA22 of IC 5 IO14 I/O General GPIO pin, corresponding to P14 of IC 6 IO26 I/O General GPIO pin, corresponding to P26 of IC 7 IO24 I/O General GPIO pin, corresponding to P24 of IC 8 IO6 I/O General-purpose GPIO pin, corresponding to P6 of IC 9 IO7 I/O General-purpose GPIO pin, corresponding to P7 of IC 10 IO8 I/O General GPIO pin, corresponding to P8 of IC 11 IO9 I/O General-purpose GPIO pin, corresponding to P9 of IC 12 RX1 I/O General GPIO pin, corresponding to P10 of IC 13 TX1 I/O General GPIO pin, corresponding to P11 of IC The following are the module patch pins (partially multiplexed plug-in pins) 14 RX1 I/O General GPIO pin, corresponding to P10 of IC 15 TX1 I/O General GPIO pin, corresponding to P11 of IC 16 IO9 I/O General GPIO pin, corresponding to P9 of IC 17 IO8 I/O General GPIO pin, corresponding to P8 of IC 18 IO7 I/O General GPIO pin, corresponding to P7 of IC 19 IO6 I/O General-purpose GPIO pin, corresponding to P6 of IC 20 IO20 I/O General GPIO pin, corresponding to P20 of IC 21 IO22 I/O General GPIO pin, corresponding to P22 of IC 22 RX2 I/O General GPIO pin, corresponding to P1 of IC 23 TX2 I/O General GPIO pin, corresponding to P0 of IC 24 EN P Potential energy pin of the module chip, pull-down is valid, internally pull up 25 IO21 I/O module chip selection pin, pull down to enter the programming mode,Corresponding to ICP21 26 IO28 I/O General GPIO pin, corresponding to P28 of IC 27 IO14 I/O General GPIO pin, corresponding to P14 of IC 28 IO16 I/O General GPIO pin, corresponding to P16 of IC 29 IO15 I/O General GPIO pin, corresponding to P15 of IC 30 IO17 I/O General GPIO pin, corresponding to P17 of IC 31 IO26 I/O General GPIO pin, corresponding to P26 of IC 32 IO24 I/O General GPIO pin, corresponding to P24 of IC 33 IO23/ADC I/O General GPIO pin, corresponding to PA23 of IC 34 GND P Module ground pin 35 3V3 P module power supply pin The definition of interface pins is explained in the following table: P means power pin, I/O means input and output pin, Symbol IO Type Function 3 Electrical parameters 3.1 Absolute electrical parameters Parameter Description Min Max Unit Ts storage temperature -55 125 VBAT supply voltage -0.3 3.9 V ESD voltage(mannequin) ESD voltage TAMB-25 -4 4 kV TAMB-25 -200 200 V

(machine model) 3.2 Normal working conditions Parameter Description Min Typ Max Unit Ta operating temperature -40 - 85 VBAT supply voltage 3 3.3 3.6 V VOL IO low level output VOH IO high level output VSS - VSS+0.3V VBAT-0.3 - VBAT V 3.3 RF power consumption Working state Mode Speed Transmission power peak (typical value) unit Receive 11b 11Mbps Continuous Receive 73 82 mA Receive 11g 54Mbps Continuous Receive 75 82 mA Receive 11n MCS7 Continuous Receive 75 82 mA The test condition of the transmitting working current is the packet sending state of the module with 100% duty cycle. 3.4 Operating current Ta=25 average value The light flashes quickly The light flashes slowly The indicator light flashes quickly Operating status, Wi-Fi Weak network connection status, on In the working state, the Wi-Fi indicator is always off working status, Ta=25 Average Maximum (Typical) Unit 4 RF parameters 4.1 Basic radio frequency characteristics Parameter Item Detailed Description Operating frequency 2.412-2.484GHz Wi-Fi standard IEEE 802.11b/g/n (channel 1-14) Data transfer rate 11b: 1, 2, 5.5, 11 Mbps 11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps 11n: HT20 MCS0-7 11n: HT40 MCS0-7 4.2 Wi-Fi launch performance Parameter item Min. value Typical value Max. value Unit RF average output power, 802.11b CCK Mode 11M RF average output power, 802.11g OFDM Mode 54M RF average output power, 802.11n OFDM Mode MCS7

-17.61 - dBm

-14.56 - dBm

-14.55 - dBm Frequency Error -20 - 20 ppm 4.3 Wi-Fi reception performance sensitivity, sensitivity,802.11g OFDM Mode 54M PER<10%, RX sensitivity,802.11n OFDM Mode MCS7 PER<10%, RX sensitivity, Bluetooth LE 1M 4.4 Bluetooth transmission performance

- -73 - dBm

- -96 - dBm Parameter Item Minimum Value Typical Value Maximum Unit Operating Frequency 2402 - 2480 MHz Air Rate - 1 - Mbps Transmit power -20 6 20 dBm Frequency error -150 - 150 KHz 4.5 Bluetooth reception performance Parameter item Min. value Typical value Max. value Unit RX Sensitivity - -96 - dBm Maximum RF signal input

-10 - - dBm Co-channel rejection ratio - 10 - dB 5 Antenna Information 5.1 Antenna Type The Z1-N antenna is a PCB antenna. 5.2 Reducing Antenna Interference When using the PCB antenna on the Wi-Fi module, in order to ensure the optimal Wi-Fi performance, it is recommended that the distance between the antenna part of the module and other metal parts be at least 15mm. The user PCB board should not be routed or even covered with copper in the antenna area, so as not to affect the performance of the antenna. FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the users authority to operate this device. 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. Note: This device has been tested and found to comply with the limits for a Class B digital device, according to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential instal-

lation. This device generates, uses, and can radiate radio frequency energy and, if not installed and used following 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 device does cause harmful interference to radio or television reception, which can be determined by turning the device 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 receivingantenna. Increase the separation between the device and receiver. Connect the device to 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. Radiation Exposure Statement This device complies with FCC radiation exposure limits set forth for an uncontrolled rolled environment. This device should be installed and operated with a minimum distance of 20cm between the radiator and your body. Important Note This radio module must not be installed to co-locate and operate simultaneously with other radios in the host system except following FCC multi-transmitter product procedures. Additional testing and device authorization may be required to operate simultaneously with other radios. The availability of some specific channels and/or operational frequency bands are country-dependent and are firmware programmed at the factory to match the in-

tended destination. The firmware setting is not accessible to the end-user. The host product manufacturer is responsible for compliance with any other FCC rules that apply to the host not covered by the modular transmitter grant of certi-

fication. The final host product still requires Part 15 Subpart B compliance testing with the modular transmitter installed. The end-user manual shall include all required regulatory information/warnings as shown in this manual, including This product must be installed and operated with a minimum distance of 20 cm between the radiator and user body. This device has got an FCC ID: 2APUZ-Z1-N. The end product must be labeled in a visible area with the following: Contains Transmitter Module FCC ID: 2APUZ-Z1-

N . This device is intended only for OEM integrators under the following conditions:

The antenna must be installed such that 20cm is maintained between the antenna and users, and the transmitter module may not be co-located with any other trans-

mitter or antenna. As long as the 2 conditions above are met, further transmitter tests will not be re-

quired. However, the OEM integrator is still responsible for testing their end product for any additional compliance requirements required with this module installed. Declaration of Conformity European Notice Hereby, Hangzhou Tuya Information Technology Co., Ltd declares that this module product is in compliance with essential requirements and other relevant provisions of Directive 2014/53/EU,2011/65/EU. A copy of the Declaration of conformity can be found at https://www.tuya.com. This product must not be disposed of as normal household waste, in accordance with the EU directive for waste electrical and electronic equipment (WEEE-2012/19/EU). Instead, it should be disposed of by returning it to the point of sale, or to a municipal recycling collection point. The device could be used with a separation distance of 20cm from the hu-man body. OEM integrators under the following conditions:

1) The antenna must be installed such that 20 cm is maintained between the antenna and users, and 2) This device and its antenna(s) must not be colocated with any other transmitters except in accordance with FCC multitransmitter product procedures. Referring to the multitransmitter policy, multipletransmitter( s) and module(s) can be operated simultaneously without C2PC. End product labeling:

The final end product must be labeled in a visible area with the following: Contains Transmitter Module FCC ID:2APUZ-Z1-N. If the size of the end product is smaller than 8x10cm, 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. Integration instructions for host product manufacturers according to KDB 996369 D03 OEM Manual v01 2.2 List of applicable FCCrules FCC Part 15 Subpart C 15.247 2.3 Specific operational useconditions The module Z1-N is a module with Bluetooth and WIFI 2.4G function. Operation Frequency:2402-2480MHz for BLE; 2412-2462MHz for WIFI 2.4G Antenna Type: PCB Antenna Antenna Gain: 0.72 dBi The module can be used for mobile or applications with a maximum 0.72 dBi antenna. The host manufacturer installing this module into their product must ensure that the final composit product complies with the FCC requirements by a technical assessment or evaluation to the FCC rules, including the transmitter operaition. The host manufacturer has to be aware not to provide information to the end user regarding how to install or remove this RF module in the user's manual of the end product which integrates this module. The end user manual shall include all required regulatory information/warning as show in this manual. 2.4 Limited module procedures Not applicable. The module is a Single module and complies with the requirement of FCC Part 15.212. 2.5 Trace antenna designs Not applicable. The module has its own antenna, and doesn't need a host's printed board microstrip trace antenna etc. 2.6 RF exposure considerations The module must be installed in the host equipment such that at least 20cm is maintained betweenthe antenna and users'body; and if RF exposure statement or module layout is changed, then the host product manufacturer required to take responsibility of the module through a change in FCC ID or new application. The FCC ID of the module cannot be used on the final product. In these circumstances, the host manufacturer will be responsible for re-

evaluating the end product (including the transmitter) and obtaining a separate FCC authorization 2.7 Antennas Antenna Specification are as follows:

Type: PCB Antenna Gain:0.72 dBi This device is intended only for host manufacturers under the following conditions: The transmitter module may not be co-located with any other transmitter or antenna;

The module shall be only used with the internal antenna(s) that has been originally tested and certified with this module. The antenna must be either permanently attached or employ a

'unique' antenna coupler. As long as the conditions above are met, further transmitter test will not be required. However, the host manufacturer 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.). 2.8 Label and complianceinformation Host product manufacturers need to provide a physical or e-label stating "Contains FCC ID:

2APUZ-Z1-N"with their finished product. 2.9 Information on test modes and additional testingrequirements Data transfer module demo board can control the EUT work in RF test mode at specified test channel. Additional testing, Part 15 Subpart B disclaimer. The module without unintentional-

radiator digital circuit, so the module does not required an evaluation by FCC Part 15 Subpart B. The host should be evaluated by the FCC Subpart B. 2.10 Additional testing, Part 15 Subpart Bdisclaimer The modular transmitter is only FCC authorized for FCC Part 15 Subpart C 15.247 and that the host product manufacturer is responsible for compliance to any other FCC rules that apply to the host not covered by the modular transmitter grant of certification. If the grantee markets their product as being Part 15 Subpart B compliant (when it also contains unintentional-

radiator digital circuity), then the grantee shall provide a notice stating that the final host product still requires Part 15 Subpart B compliance testing with the modular transmitter installed. IC Caution

- English 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. The device has been evaluated to meet general RF exposure requirements. The device can be used under fixed/mobile exposure conditions. The minimum separation distance is 20 cm.

- French:

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 dencompromettre le fonctionnement. L'appareil a t valu pour rpondre aux exigences gnrales d'exposition RF.L'appareil peut tre utilis dans des conditions d'exposition fixes / mobiles.La distance de sparation minimale est de 20 cm.

C5266091_X24_Ed.2 Attestation Statements TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules for covered telecommunications equipment and video surveillance equipment produced by entities identified on the Commissions Covered List 1, which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) that prohibit equipment authorization 2APUZ 2APUZ-Z1-N chen yongjie Room 201,301, Building A, No.12 Difu Road, Guxing Community, Xixiang Applicant Company name: ShenZhen CuCo Smart Technology Co., Ltd. Grantee code:

FCC ID:

Contact Name:

Address:

Street, Bao'an District ,Shenzhen, Guangdong,China 518000 Telephone No:

Fax No:

Email:

i. 13600185344 0755-86165825 Yihuihui@gosund.com ii.

[ShenZhen CuCo Smart Technology Co., Ltd.] (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. The applicant must sign this certification.

[ShenZhen CuCo Smart Technology Co., Ltd.] (the applicant) certifies that, as of the date of the filing of the application, the applicant is not (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing covered equipment. Theapplicantmustsignthiscertification. ShenZhen CuCo Smart Technology Co., Ltd. certifies that, as of the date of the filing of theapplication, the applicant is notidentified on the Covered List as an entity producing coveredequipment. Date: 26/09/2023 Applicants Name: huihui Yi Title:General Manager Signature 1 The Commissions Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commissions website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes covered equipment. https://www.fcc.gov/supplychain/coveredlist 1/1

< ShenZhen CuCo Smart Technology Co., Ltd. >

C5266091_X10_Ed.2 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Subject: Request for Confidentiality FCC ID: 2APUZ-Z1-N To Whom It May Concern, Columbia, MD 21046Date: 26/09/2023 Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up / BOM List RF Exposure Info Operational Description Cover Letter(s) FCC Software Security Requirements for UNII devices NOTE 1 NOTE 1 NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of _180_ days from the date of the Grant of Equipment Authorization and prior to marketing. 1/1 C5266091_X10_Ed.2 It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature:

Name: huihui Yi Title: General Manager 1/1

C5266091_X8_Ed.1 Letter of Authorization

< ShenZhen CuCo Smart Technology Co., Ltd. >

Company: ShenZhen CuCo Smart Technology Co., Ltd. Address: Room 201,301, Building A, No.12 Difu Road, Guxing Community, Xixiang Street, Bao'an District ,Shenzhen, Guangdong,China 518000 Product Name: Z1-N module Model Number: Z1-N FCC Identifier: 2APUZ-Z1-N We authorize LGAI Technological Center S.A., Ronda de la Font delCarme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: huihui Yi Date: 26/09/2023 Title: General Manager Signature of applicant:

1/1

ShenZhen CuCo Smart Technology Co., Ltd. Modular Transmitter Approval Request Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD21046 Company name: ShenZhen CuCo Smart Technology Co., Ltd. FCC ID: 2APUZ-Z1-N Gentlemen, In accordance with 47CFR 15.212 Modular Transmitters and KDB 996369 D01 Module Certification Guide v02. FCC ID: 2APUZ-Z1-N has been examined against the following requirements. Requirement per 15.212 and KDB 996369 D01 The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must be on the module assembly The module must have buffered modulation/data inputs to ensure that the device will comply with Part 15 requirements with any type of input signal The module must contain power supply regulation on the module The module must contain a permanently attached antenna, or contain a unique antenna connector, and be marketed and operated only with specific antenna(s), per Sections 15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b) The module must demonstrate compliance in a stand-alone configuration The module must be labeled with its permanently affixed FCC ID label, or use an electronic display (See KDB Publication 784748 about labeling requirements) The module must comply with all specific rules applicable to the transmitter including all the conditions provided in the integration instructions by the grantee The module must comply with RF exposure requirements Explanation from Grantee

(do not write yes/no, but explain why product complies/how it is achieved) Yes, the products have a shield, Physical components and tuning capacitor(s) are assembly to the module and located internal to the shield. Yes, The module has buffered modulation/data inputs. Yes, The modular transmitter has its own power supply regulation. Yes, The module contains a permanently attached PCB Antenna. Yes, The module compliance in a stand-

alone configuration. Yes. The module has its permanently affixed FCC ID label and the FCC ID label is laser engraved on the shield. The module complies with all specific rules applicable to the transmitter. Yes. We provided an MPE report to show the module comply with RF exposure requirements. Name: huihui Yi Title: manager Date: September 26, 2023 Signature of applicant :

FCC Modular Approval Request Rev 2.0

US Agent for Service of ProcessLETTER OF ATTESTATION TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process:

Company Name: THREE STONES MEDIA LLC FRN: 0033401761 Contact Name:

Address: 1200 Broadway St. APT 329, Los Angeles, CA90015 Telephone No:

Email:

+1 267 909 3692 abbyzhangmedia@gmail.com Sijie Zhang Applicant:

Company name: ShenZhen CuCo Smart Technology Co., Ltd. Product Description: Z1-N module Grantee code:

FCC ID:

FRN:

Contact Name:

Address:

Street, Bao'an District ,Shenzhen, Guangdong,China 518000 Telephone No:

Email:

13600185344 Yihuihui@gosund.com 2APUZ 2APUZ-Z1-N 0027531185 huihui Yi Room 201,301, Building A, No.12 Difu Road, Guxing Community, Xixiang

[ShenZhen CuCo Smart Technology Co., Ltd.] certifies that, as of the date of this filing of the application with the TCB, [THREE STONES MEDIA LLC] is our designated US agent for service of process for the above referenced FCC ID.

[ShenZhen CuCo Smart Technology Co., Ltd.] accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any commission related proceeding involving equipment. [THREE STONES MEDIA LLC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The US Agent for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause 2.911. The Applicantis aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause 2.911. 1/1 Date: 26/09/2023 Applicants Name: huihui Yi Title:manager Signature US Agents Name: Sijie Zhang Title: President Signature 1/1