FCC ID: 2ARPKDTM-02W Telemetics mangement Terminal

DTM-02W USERS GUIDE

(Telemetics mangement Terminal) All Rights Reserved DTM-02W Users Guide Rev.: 1.0 Revision History Revision Issue Date 1.0 2019/08/14 Author Lim.J.H Scope Initial Release

+Update: 01/10/19 Rev. 1.0 Page 2 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 Contents 1 WARNINGS FOR SAFETY OPERATION ................................................................ 5 2 INTRODUCTION ...................................................................................................... 9 3 OVERVIEW ............................................................................................................ 10 3.1 3.3 Components ................................................................................................................................................. 10 Features ........................................................................................................................................................ 11 4 HARDWARE DESCRIPTIONS ............................................................................... 12 4.1 DTM-02W ...................................................................................................................................................... 12 4.1.1 I/O Connector ...................................................................................................................................... 13 4.1.2 Status LED .......................................................................................................................................... 15 5 HOW TO USE ........................................................................................................ 16 5.1 User Registration ......................................................................................................................................... 16 5.2 WIFI Mode Operation .................................................................................................................................. 16 6 SPECIFICATIONS .................................................................................................. 17 6.1 DTM-02W ...................................................................................................................................................... 17 7 LIMITED WARRANTY ............................................................................................ 18

+Update: 01/10/19 Rev. 1.0 Page 3 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 FIGURE LIN-Q SYSTEM .................................................................................................................................. 9 FIGURE DTM-02W TERMINAL .................................................................................................................... 10 FIGURE DTM-02W TERMINAL .................................................................................................................... 12 FIGURE I/O CONNECTOR ............................................................................................................................. 13 FIGURE STATUS LED ................................................................................................................................... 15 Figure Table TABLE 1 DESCRIPTIONS FOR EACH PARTS OF DTM-01 ............................................................................ 12 TABLE 2 PIN DESCRIPTIONS FOR I/O CONNECTOR .................................................................................... 14 TABLE 3 STATUS LED ...................................................................................................................................... 15 TABLE 4 DTM-02W SPECIFICATIONS ............................................................................................................. 17

+Update: 01/10/19 Rev. 1.0 Page 4 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 1 Warnings for safety operation This is to protect your safety and property. Please read this manual carefully before using. Operational Environment

- The operating voltage of this products is between 9Vdc and 34Vdc. Please use the specified operating volgage.

- Use within the specified temperature range.

- This product is specialized for industrial vehicles. Insallation Precaustions

Insallation and wiring require professional skills. Be sure to install it with the help of a propessional. Incorrect insallation and wiring can cuase the fire or malfuncation.

- When installing the product, install it so that it does not inferfere with the operation of safety devices such as airbags and brake leversetc.

Insall in a location free from moisture. It may cuase damage or accidents if it is installed in places where water or rain is splashed or dusty.

- When wiring, be sure to check the position of pipes, tanks, electric wiring, etc., and pay special attention to avoid interference or contact.

- Use specified cables and components.

- Be careful not to fall down when installing in a place where the ceiling and vibration of the vehicle are severe.

- Do not block the vent or heat sink. It may cause the fire.

- Protect the wire tube by winding the insulation tape around the area where the wire is in contact with the metal part. It can cause the fire or electric shock. Important Safety Precautions the accidents.

- Do not operate the device by manually during the vehicle operation. It can cuase

- Any modification of this product is prohibited and will void your warranty. Any use of the product or its components for purposes not expressly authorized by this document is prohibited and will void your warranty.

- Allow only authorized personnel to service the unit. Unauthorized service can invalidate the warranty.

+Update: 01/10/19 Rev. 1.0 Page 5 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 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. FCC Part 15.105(b) Warning 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. NOTE: THE HOIMYUNG ICT CORPORATION IS NOT RESPONSIBLE FOR ANY CHANGES OR MODIFICATIONS NOT EXPRESSLY APPROVED BY THE PARTY RESPONSIBLE FOR COMPLIANCE. SUCH MODIFICATIONS COULD VOID THE USERS AUTHORITY TO OPERATE THE EQUIPMENT.

+Update: 01/10/19 Rev. 1.0 Page 6 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 WARNING & SAFETY INFORMATION The antenna(s) used for this device must be installed to provide a separation distance of at least 20cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter. This device complies with Industry Canadas license-exempt RSSs. Operation is subject to IC Information the following two conditions:

(1) This device may not cause interference; and

(2) This device must accept any interference, including interference that may cause undesired operation of the device. Le prsent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est autorise aux deux conditions suivantes : (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radiolectrique subi, mme si le brouillage est susceptible d'en compromettre le fonctionnement. English:

This device complies with Industry Canadas license-exempt RSSs. Operation is subject to the following two conditions:

(1) This device may not cause interference; and

+Update: 01/10/19 Rev. 1.0 Page 7 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 French:

(2) This device must accept any interference, including interference that may cause undesired operation of the device. Le prsent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est autorise aux deux conditions suivantes : (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radiolectrique subi, mme si le brouillage est susceptible d'en compromettre le fonctionnement.

+Update: 01/10/19 Rev. 1.0 Page 8 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 2 Introduction The DTM-02W is a product to the Doosan Lin-Q system. This product is an IoT(Internet of Things) terminal that can be used anywhere in the world by using LTE communication networks or WIFI communication networks. User can access the Lin-Q system and this product after registrationin on the Lin-Q homepage or by contacting the administrator. Below is the Lin-Q system diagram. Figure Lin-Q System

+Update: 01/10/19 Rev. 1.0 Page 9 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 3 Overview 3.1 Components DTM-02W is composed of the following components. It is required that separate harness cable assembly for the connection with the vehicle. DTM-02L Figure DTM-02W Terminal

+Update: 01/10/19 Rev. 1.0 Page 10 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 3.3 Features WIFI communication Optimized functions for industrial vehicles CAN data collection function Vairous sensor data collection function of vehicle Periodic transmission function for collected data Non periodic event data transfer function Shock detection function Firmware over the air function. Remote limitation fuction (will be updated) Speed limitation / Driver limitation / Torque limitation / RPM limitation Various I/O ports 2 Digital Input 3 Digital In/Output 1 Analog Input CAN UART 2Port

+Update: 01/10/19 Rev. 1.0 Page 11 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 4 Hardware Descriptions 4.1 DTM-02W The name of each part of the terminal is as follows. Figure DTM-02W Terminal The following table shows the specifiations of each parts. Parts Functions Description I/O Connector Main Connector that connect with vehicle I/O Connector Sub Connector that connect with vehicle Status LED Debug Port Represent the terminal status Develop debug Port 8 pin, Black 8 pin, Natural 4 LEDs Table 1 Descriptions for each parts of DTM-01 Detatiled descriptions for each parts are as follows.

+Update: 01/10/19 Rev. 1.0 Page 12 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 4.1.1 I/O Connector The I/O connector is connected to the vehicle via harness calbe and consists of 8+8 pins. The shape of the connector is shown in the below figure. Figure I/O Connector

+Update: 01/10/19 Rev. 1.0 Page 13 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 The below table shows the description of the each pin. CONNECTOR Main (776276-1, Black) PN Pin Name Pin Type Comments FUEL_ADC Input Signal Input Analog (with ADC) CAN Low Input/Output CAN Low Signal IGN+

BRK GND1 SPD Input Input Power Input IGN+ Signal Input (Logic) Brake signal Input (Logic) Digital Ground Speed signal Input (Logic) CAN High Input/Output CAN High Signal BAT+

Power Car Battery +

CONNECTOR Sub (776276-2, Natural) PN Pin Name Pin Type Comments ACC_TXD Output RS232C Level TXD Signal (Acc_Sensor) GPI01 Input/Output Digital Signal Input1/Output1 (Logic) 3 NFC_TXD Output RS232C Level TXD Signal GPI02 GND2 Input/Output Digital Signal Input2/Output2 (Logic) Power Digital Ground ACC_RXD Input RS232C Level RXD Signal (Acc_Sensor) GPI03 Input/Output Digital Signal Input3/Output3 (Logic) 8 NFC_RXD Input RS232C Level RXD Signal 1 2 3 4 5 6 7 8 1 2 4 5 6 7 Table 2 Pin descriptions for I/O connector

+Update: 01/10/19 Rev. 1.0 Page 14 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 4.1.2 Status LED DTM-02W displays the status of the terminal with LED. The LED is composed of four, and the status of the terminal according to the color is shown in the following table. Figure Status LED Power Off Power On No. Item Color Status Description POWER Red Power status BT Green communication status WIFI Status Blinking On transmitting the data Network is not connected Network is successfully connected LTE, WiFi network is not connected LTE, WiFi network is successfully Blinking On transmitting the data or setting COMM Yellow Communication On connected GPS Red GPS Status GPS is not fixed GPS is 3D fix status Table 3 Status LED Off On Off On Off Off On

+Update: 01/10/19 Rev. 1.0 Page 15 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 5 How To Use Be sure to read the following instructions before using. 5.1 User Registration User registration is required to use this product. In order to registration, please contact to your sales office or visit the https:// lin-q.doosan-

iv.com. For more detailed information, please reefer to the Lin-Q users guide. 5.2 WIFI Mode Operation In order to operate the terminal in WIFI mode, you need setting. The WIFI settings can be set with the phone app. Please refer to the WIFI settings guide on how to set up the app.

+Update: 01/10/19 Rev. 1.0 Page 16 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 6 Specifications 6.1 DTM-02W Item Size 117.7(D) x 31(H) [mm] [Unit: mm]

Specification Weight 204 grams Operating Temperature

-30 ~ +70 Storage Temperature

-40 ~ +85 Vibration 30minutes for each axis. Random 5~20Hz 0.05g2/Hz, 20~150Hz: -3dB/oct.(1.7g rms), 3-axis, Thermal Shock

-40(1H)/+85(1H), 1cycle- Total24 cycle, 48H, non-operating Humidity

+70/95%/48 Hours, Operating 802.11b/g/n Compliant nRF52810, Bluetooth 5.0 UBLOX-M8030 Cold Stat : 26sec Hot Start : 1sec Communication GPS WIFI BT Chipset TTFF Ingress Protection IP66 Antenna LED

*Symbol :

, direct current. WIFI BT 4 LEDs Operating Voltage

+9Vdc ~ +34Vdc, under 3A I/O port 2 X 8 Pin waterproof connector Internal Internal Table 4 DTM-02W Specifications

+Update: 01/10/19 Rev. 1.0 Page 17 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV DTM-02W Users Guide Rev.: 1.0 7 Limited Warranty This product is manufactured through strict quality control and inspection process. In the event of a malfunction in normal use by the customer, the Service Center will repair it free of charge during the warranty period (one year from the date of purchase). Even within the warranty period, the following cases will be charged for repair. Fault caused by customer's negligence or carelessness Failure due to fire, flood or natural disaster Flaws caused by arbitrary modification and disassembly If you want to purchase parts or consumables separately Lost warranty card When repair is required, please provide a warranty card. Please note that the warranty will not be re-issued. Item Lin-Q Terminal Model DTM-02W Serial No. Date of Purchasing Where to Buy

+Update: 01/10/19 Rev. 1.0 Page 18 of 18 This page contains confidential information, which is protected by copyright and is proprietary to DIV No part of this document may be used, copied, disclosed or conveyed to another party without prior written consent of DIV

HOIMYUNG ICT Corporation 1203, 8th Daeryungtechnotown, 96, Gamasan-ro, Geumcheon-gu, Seoul, Republic of Korea Tel. +82 2 6958 3500 / Fax. +82 2 6958 3530 Federal Communications Commission Authorization and Evaluation Division 1435 Oakland Mills Road Columbia, MD 21046 Date: September 19, 2019 SUBJECT: FCC Application for 2ARPKDTM-02W To Whom It May Concern:

We, the undersigned, hereby authorize Ms. Athena Kim at KCTL Inc. on our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Ms. Athena Kim at KCTL Inc. on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Clients signature :

Clients name / title : Jongrak Geun / General Manager Contact information / address : kjr1234@hoimyung.co.kr

\\kdata\Project\2019()\KP19-03001~03500\KP19-03078__DTM-02W\(RF)\FCC\2. Word\\POA_Letter_140225.docx

Data sheet of Multilayer Chip Antenna ALA931C5 Part No. :

January 23, 2008 AMOTECH Co., LTD. 5B 1L, Namdong Industrial complex, 617 Namchondong, Namdonggu, Incheon, Korea Notes The contents of this data sheet are subject to change without notice. Please confirm the specifications and delivery conditions when placing your order. These values are measured on the matched reference test board. ALA931C5 has higher self-resonance-frequency than ALA931C4. No 1 2 3 4 5 6 No 1 2 3 4 5 1. SPECIFICATIONS 1.1 Electrical Specifications Frequency Range ITEM VSWR Gain Polarization Azimuth Beam Pattern Impedance 1.2 Mechanical Specifications ITEM Internal Electrode External Electrode Dimensions (L x W x H) Unit Weight Operating Temperature 1.3 Appearance and Dimensions Remark for ISM Remark Pb-free Pb-free mm mg Material Ag/Ni/Sn Ceramic Ceramic Ceramic Ag/Ni/Sn SPEC. 2.4 ~2.485 GHz 2.5 : 1 max. Avg. -3 dBi min. Linear Omni-directional Nominal 50 SPEC. Ag Ag/Ni/Sn 9.0 x 3.0 x 1.2 97 9

-35 ~ +85 Function Soldering, Input Port Indication of Input Port

Soldering No 1 2 4 3 5 Name External Electrode Direction index Ceramic Body Model & Serial No. index External Electrode AMOTECH - 2 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 2. MEASUREMENT 2.1 Reference Test Board for Measurement Chip Antenna Matching Stage SMA Connector GND 2.2 Diagram for VSWR measurement

[Unit : mm]

Network Analyzer AUT Styrofoam AMOTECH - 3 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 2.3 Diagram for radiation gain and pattern measurements A. Anechoic chamber spec. Parameters Chamber size Temperature Humidity Measurement System software B. Measurement coordinates Measurement Plane Azimuth Elevation1 Elevation2 iMac Condition 8x4x4 21.5 55 S21 (8753ES) Midas (Orbit/FR) Unit m C

% RH Rotating direction xy zx z -y Symbol Azimuth E1 E2 z E2 E1

-y x y Azimuth AMOTECH - 4 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 3. MEASUREMENT RESULT 3.1 VSWR & Smithchart A. Matching Value (recommend for reference testboard only) N/C 2.7 nH 1.2 nH B. Measured data (for ALA931C5) AMOTECH - 5 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 3.2 Radiation Gain and Pattern

[Measured data table]

Azimuth Elevation1 Elevation2 Peak Gain (dBi) 2.8 3.5 1.7 Average Gain (dBi) 1.0

-0.7

-1.6 Remark

@2.45 GHz

@2.45 GHz

@2.45 GHz

[ ALA931C5 radiation pattern : Azimuth@2.45GHz ]

AMOTECH - 6 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0)

[ ALA931C5 radiation pattern : Elevation1@2.45GHz ]

[ALA931C5 Radiation Pattern : Elevation2@2.45GHz ]

AMOTECH - 7 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 4. SUGGESTED LAYOUT & MATCHING CIRCUIT 4.1 Layout (recommend only) 4.2 Matching Circuit (recommend only) L type T - type - type For usable matching, the ground stability must be guaranteed with sufficient via holes and the case effects should be considered. Finally, using one or more lumped chip elements and a tuning stub are recommended for better results. AMOTECH - 8 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 5. RELIABILITY TEST No ITEM TEST CONDITION TEST REQUIREMENTS 1 Adhesive Strength of Termination 2 Tensile Strength 1. Applied force on SMD chip till detached point from PCB. F PCB SMD PAD 1. Wire : 0.6~0.8 tined Cu wire F Wire Clamp 1. No mechanical damage by forces applied on the right. 2. Strength (F) > 7 kgf 1. No mechanical damage by forces applied on the right. 2. Strength (F) > 3 kgf 3 Thermal Shock

(Temperature Cycle) 1. 1 cycle / step 1 : -40 3, 30 min step 2 : +125 3, 30 min 2. Number of cycle : 30 3. Measure after left for 48 hrs min. at room temperature 1. No visual damage 2. Within electric spec (VSWR) 4 5 High Temperature Resistance 1. Temperature : +125 5 2. Time : 1000 24 hrs 3. Measure fC after left for 24 hrs min. at room temperature 1. No visual damage 2. Within electric spec (VSWR) Low Temperature Resistance 1. Temperature : -40 5 2. Time : 1000 24 hrs 3. Measure fC after left for 48 hrs min. at room temperature 1. No visual damage 2. Within electric spec (VSWR) 6 Humidity

(Steady Condition) 1. Humidity : 85 % RH 1. Temperature : +85 3 2. Time : 1000 24 hrs 3. Measure fC after left for 48 hrs min. at room temperature 1. No visual damage 2. Within electric spec (VSWR) AMOTECH - 9 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 6. SOLDERING RECOMMENDATIOS 6.1 Reflow Soldering Profile

[ Soldering Reflow Profile for Pb-free ]

6.2 Soldering Land Pattern 1.3 3.2

(unit : mm) 7.6 10.2 AMOTECH - 10 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 4.000.10 8.000.10 2.000.10 P0 P1 P2 E F W t 1.750.10 7.500.10 16.000.30 0.300.05 7. PACKING 7.1 Tape Dimension (unit : mm) A0 B0 K0 D0 3.300.10 9.300.10 1.300.10 1.550.05 7.2 Taping Style 7.3 Packing Unit Quantity 1,000 ea Reel Small Box Medium Box Large Box 3,000 ea (3 reel*1,000ea/reel) 15,000 ea (5 small box*3,000ea/small box) 42,000 ea (14 small box*3,000ea/small box) Size 7 x 16mm 185 * 185 * 68 (mm3) 365 * 200 * 200 (mm3) 390 * 390 * 280 (mm3) AMOTECH - 11 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0) 7.4 Description of Packing Label AMOTECH CO., LTD. Name of Company 617 5B 1LT, Namchon-Dong, Namdong-Gu, Inchon, Korea Address of Manufacture Multilayer Chip Antenna Name of Component Type : ALA931C5 ALA 931 C5

: Amotech LTCC Antenna

: Chip Size

: Version & Frequency index Lot No : MA09A4050101 MA 09 A5 0710 01

: Mass-product Antenna

: Chip Size

: Version & Frequency index

: Year/Month

: Order of production Quantity : 1,000 pcs Quantity : 1,000 pcs Date : 2007/10/01 Date : 2007/10/01 8. STORAGE CONDITION A. Storage environment must be at an ambient temperature of 15~35 and an ambient humidity of 45~75 % RH. (MSL Level 2) B. Chip antenna can experience degradation of termination solderability when subjected to high temperature of humidity, or if exposed to sulfur or chlorine gases. C. Avoid mechanical shock (ex. falling) to the chip antenna to prevent mechanical cracking inside of the ceramic dielectric due to its own weight. AMOTECH - 12 - MULTILAYER CHIP ANTENNA Januay 2008 (Rev5.0)

DTM-02W WIFI PCB ANTENNA 1. Antenna Dimensions 2. RF Charcteristics Operating Frequency Peak gain Average gain(Linear) Average efficiency 3. 2400~2485 MHz Conditions 3.29dBi

-1.2dBi

>70%

Board No 1 2 3 Freq.[GHz]

2.400 2.442 2.485 EFF.[%]

74.08 77.36 75.71 Avg.[dBi]

-1.30

-1.11

-1.21 Peak.[dBi]

2.59 3.29 2.33 4. 2D pattern

ApplicantConfidentialityLetterSAMPLE HOIMYUNGICTCorporation 1203,8thDaeryungtechnotown,96,Gamasanro,GeumcheonguSeoul08501Korea(RepublicOf) Tel.+82269583500/Fax.+82269583530 FCCLaboratory 7435OaklandMillsRoad Columbia,MD21046 December30,2019 Subject:ConfidentialityRequestforExhibitsunderFCCID: 2ARPKDTM02W ToWhomItMayConcern:

PursuantofSection0.457and0.459oftheCommissionsRulesandKDB726920D01 ConfidentialityRequestProcedures,weherebyrequestthattheexhibitslistedbelow,submittedin supportofthecertificationapplicationforFCCID:2ARPKDTM02W,bewithheldpermanentlyfrom publicdisclosure. ExhibitType DocumentNumberorName FileName BlockDiagram Operational Description Partslist Schematics DTM02W_BlockDiagram DTM02W_Operational description_rev01 DTM02W_PartList DTM02W_Schematics DTM02W_BlockDiagram.pdf DTM02W_Operational description_rev01.pdf DTM02W_PartList.pdf DTM02W_Schematics.pdf ThisrequestincludesthirdpartyconfidentialityforitemsnotallowedtobeaccessedbyHOIMYUNGICT Corporation.Thebelowthirdpartyanditsconfidentialitydocumentsarelistedasbelow:

DocumentsonlyaccessiblebyZentriPtyLtd:

ExhibitType DocumentNumberorName FileName Schematics Operational Description BlockDiagram ADPAMW007E03.2G, ADPAMW007E03.2 APBMW007104R AMW007E03.pdf, ADPAMW007E03_2.pdf APBMW007104R.pdf ADSMW007ZentriOS105R ADSMW007ZentriOS105R.pdf Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedtothe public.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovideunjustified benefitstoitscompetitors.TheapplicantunderstandsthatpursuanttoSection0.457oftheRules, disclosureofthisapplicationandallaccompanyingdocumentationwillnotbemadebeforethedateof theGrantforthisapplication. PursuanttoDA041705June15,2004oftheCommissionspublicnotice,wealsorequesttemporary confidentialtreatmentofinformationaccompanyingthisapplicationasoutlinedbelow:

Page2of4 Version/

orRevision n/a Rev01 n/a n/a Version/

orRevision n/a n/a n/a ExhibitType DocumentNumberorName Externalphotos Internalphotos Testsetupphotos Testsetupphotos_DTM02W UserManual Externalphotos_DTM02W Internalphotos_DTM02W DTM02W_UserManual_Rev03 BestRegards, Jongrak Geun / General Manager HOIMYUNG` ICT Corporation Version/

orRevision n/a n/a n/a Rev03 FileName Externalphotos_DTM02W.pdf Internalphotos_DTM02W.pdf Testsetupphotos_DTM02W.pdf DTM02W_UserManual_Rev03.pdf Page3of4

HOIMYUNG ICT Corporation 1203, 8th Daeryungtechnotown, 96, Gamasan-ro, Geumcheon-gu Seoul 08501 Korea (Republic Of) Tel. +82 2 6958 3500 / Fax. +82 2 6958 3530 December 24, 2019 To : TIMCO ENGENEERING INC. Dear Sir/Madam, Re: Declaration states : EUT uses a previously certified module. We, Hoimyung ICT, hereby declare that this EUT is leveraging previously certified WiFi module. There is no change to module and that the module when installed into this host system(DTM-02W) is identical to what was previously certified under FCC ID: 2ABPY-

5B9198, IC: 11685A-5B9198. The original modules test reports accurately represents test results under the new host application. And the antenna is the same as the original antenna(Model name: ACA-PIFA-2430). Host product name: Telemetics mangement Terminal Model name: DTM-02W FCC ID: 2ARPKDTM-02W IC: 24504-DTM02W Certified WiFi moduel product name: Spectre Model name: AMW007 FCC ID: 2ABPY-5B9198 IC: 11685A-5B9198 Test report Number: FR641926 (FCC), CR641926(IC) Sincerely, Clients signature :

Clients name / title : Jongrak Geun / General Manager Contact information / address : kjr1234@hoimyung.co.kr