ZMX-KT44G fixed wireless phone

4G Fixed Wireless Phone User Manual Shan Dong Kaer Electric Co., Ltd Fixed wireless phone user manual 2 CONTENTS Attentions ............................................................................... 3 1、Brief Instruction................................................................................ 7 1.1 Keys location ..................................................................... 7 1.2 Keys description ................................................................ 8 2、Usage ................................................................................................ 10 2.1 Make a call ...................................................................... 10 2.2 Receive a call ................................................................... 11 2.3 End a call ......................................................................... 11 2.4 Reject the incoming call .................................................. 11 2.5 Operations during the call ............................................... 11 2.6 Hand free functions ........................................................ 11 3、Functions Instruction ................................................................... 12 3.1 Input methods ............................................................................... 12 3.2 SMS .................................................................................................... 12 3.3 Register ............................................................................................ 13 3.4 Contact ............................................................................ 13 3.5 Settings ........................................................................... 14 3.6 Organizer ......................................................................... 16 4、Technical Specifications .............................................................. 17 5、Common problems and causes ................................................ 18 6、Package contents .......................................................................... 19 Fixed wireless phone user manual 3 Thanks for buying our products, in order to make the best use of your phone, please read the manual carefully. Attentions: ◇Please turn off the device in the places(gas stations, oil storage plants and chemical factory, and the place around with inflammable and explosive objects, etc) where do not allow to use wireless transmitting devices. ◇Please use slightly damp or anti‐static dishcloth to clean the device, other than use dry or cloth that is easily make static. Do not use chemical cleaner to clean the surface. Please turn off the phone when cleaning the device. ◇Do not expose the unit to the intense sun, avoid heat. ◇Do not connect with other unmatched device. ◇Our company power adapter and batteries should be used. Improper battery replacement or use other power supply devices will be dangerous. ◇This device uses a dedicated encrypted USIM card. Do not try to use the card for other purposes. Do not try to put other USIM cards into the device. It may result in the USIM card being locked or permanently damaged. ◇When the user uses a third‐party ROOT flash or an unauthorized operating system update, there is a certain risk to the operating system. Fixed wireless phone user manual 4 ◇Suggestive note of “Regulations on the Management of Recycling of Waste Electrical and Electronic Products”: ◇Encourage users to comply with the national laws and regulations on the recycling of waste electrical and electronic products when they no longer need such products, and transfer them to local manufacturers with nationally recognized recycling qualifications for recycling. Note: If the phone is not used for a long time, Please charge once every 3 months, and the lithium battery should not be stored for more than 1 year. Warning: 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. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Fixed wireless phone user manual 5 NOTE: 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: This device and its antenna(s) must not be co‐located or operation in conjunction with any other antenna or Fixed wireless phone user manual 6 transmitter. SAR sta tement This device meets the government’s requirements for exposur e to radio waves.This device is designed a nd manufactured not to exceed the emission limits for exposure to radio frequency (RF) energy set by the Federal Communications Commission o f the U.S. Government. The SAR limit set by the FCC is 1.6W/Kg. For body‐worn opera tion, this device has been tested and meets the FCC RF exposure guidelines for use with an a cc ess…

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Annex A External Photos Model No.: KT4 Page 1 of 4 Model No.: KT4 Page 2 of 4 Model No.: KT4 Page 3 of 4 Model No.: KT4 Page 4 of 4

FCC ID LABEL: Size: 10mmX30mm label location FCC ID: ZMX‐KT4

Annex B Internal Photos Model No.: KT4 Page 1 of 4 Model No.: KT4 Page 2 of 4 Model No.: KT4 Page 3 of 4 Model No.: KT4 Page 4 of 4

Report No.: Client Addr e Produ Date She 18220WC2 Name ess uct Name enzhen 20294101 FCC : S : N : 4 : J n Anbo FCC ID: ZM C SAR SHANDONG No.58, Dalia 4G fixed wire Jan. 06, 202 tek Co MX-KT4 R Tes G KAER ELE n Road, We eless phone 3 omplian st Re ECTRIC CO eihai, Shand nce Lab P eport .,LTD ong, 26420 9 borato Page 1 of 11 9 China ry Lim 15 ited Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 2 of 115 Contents 1. Statement of Compliance ................................................................................................... 6 2. General Information .......................................................................................................... 7 2.1. Client Information ............................................................................................................................................... 7 2.2. Testing Laboratory Information ............................................................................................................................ 7 2.3. Description of EquipmentUnder Test (EUT) .......................................................................................................... 8 2.4. Device Category and SAR Limits ......................................................................................................................... 9 2.5. Applied Standard ................................................................................................................................................ 9 2.6. Environment of Test Site ...................................................................................................................................... 9 2.7. Test Configuration ............................................................................................................................................... 9 3. Specific Absorption Rate (SAR) ....................................................................................... 10 3.1. Introduction ...................................................................................................................................................... 10 3.2. SAR Definition ................................................................................................................................................. 10 4. SAR Measurement System .............................................................................................. 11 4.1. E-Field Probe ................................................................................................................................................... 12 4.2. Data Acquisition Electronics (DAE) .................................................................................................................... 12 4.3. Robot ............................................................................................................................................................... 13 4.4. Measurement Server .......................................................................................................................................... 13 4.5. Phantom ........................................................................................................................................................... 14 4.6. Device Holder .................................................................................................................................................. 15 4.7. Data Storage and Evaluation .............................................................................................................................. 16 5. Test Equipment List ........................................................................................................ 18 6. Tissue Simulating Liquids ............................................................................................... 19 7. System Verification Procedures ........................................................................................ 21 8. EUT Testing Position ...................................................................................................... 23 8.1. Body Worn Position .......................................................................................................................................... 23 9. Measurement Procedures ................................................................................................. 24 9.1. Spatial Peak SAR Evaluation ............................................................................................................................. 24 9.2. Power Reference Measurement ........................................................................................................................... 25 9.3. Area Scan Procedures ........................................................................................................................................ 25 9.4. Zoom Scan Procedures ...................................................................................................................................... 26 9.5. Volume Scan Procedures .................................................................................................................................... 27 9.6. Power Drift Monitoring ..................................................................................................................................... 27 10. Conducted Power ............................................................................................................ 28 11. Antenna Location ........................................................................................................... 38 12. SAR Test Results Summary ............................................................................................. 39 12.1. Body–worn and Hotspot SAR Results ................................................................................................................. 39 13. Simultaneous Transmission Analysis ...............................…

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Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 61 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 62 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 63 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 64 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 65 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 66 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 67 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 68 of 115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 69 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 70 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 71 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 72 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 73 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 74 of 1115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 75 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 76 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 77 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 78 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 79 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 80 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 81 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 82 of 115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 83 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 84 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 85 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 86 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 87 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 88 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 89 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 90 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 91 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 92 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 93 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 94 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 95 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 96 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 97 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 98 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 99 of 1115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 100 of 115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 101 of 115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 102 of 115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 103 of 115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 104 of 115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 105 of 115 Report No.: 18220WC220294101 FCC ID: ZMMX-KT4 PPage 106 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 107 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 108 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 109 of 115 Report No.: 18220WC20294101 FCC ID: ZMX-KT4 Page 110 of 115

Shenzhen HUAK Testing Technology Co., Ltd. Report No.: HK2212265808-1E Part 22/24 Test Report FCC Part 22 /Part 24 Report Reference No.: HK2212265808-1E FCC ID: ZMX-KT4 Compiled by ( position+printed name+signature) .. : File administrators Gary Qian Supervised by ( position+printed name+signature) .. : Technique principal Eden Hu Approved by ( position+printed name+signature) .. : Manager Jason Zhou Date of issue ..................................... : Jan. 03, 2023 Testing Laboratory Name .............. : Shenzhen HUAK Testing Technology Co., Ltd. Address..................................................: 1-2/F., Building B2, Junfeng Zhongcheng Zhizao Innovation Park, Heping, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : SHANDONG KAER ELECTRIC CO.,LTD Address............................................. : No.58, Dalian Road, Weihai, Shandong, 264209 China Test specification ........................... : Standard ........................................... : FCC Part 22: PUBLIC MOBILE SERVICES FCC Part 24: PERSONAL COMMUNICATIONS SERVICES Shenzhen HUAK Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HUAK Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HUAK Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description .....................: 4G fixed wireless phone Trade Mark ....................................... : KAER Model/Type reference ....................... : KT4 Series Models .................................. : N/A Ratings.............................................. : DC 5V from adapter or DC 3.7V from battery Modulation ....................................... : GMSK/8PSK GPRS ................................................. Supported Hardware version ............................. : 03KT4(1B) Software version .............................. : KT4(1C)_BW_T107_N15_chile_OTA01_0003_20221214 Frequency .......................................... GSM 850MHz; PCS 1900MHz; Result ................................................ : PASS Page 2 of 48 Report No.: HK2212265808-1E T E S T R E P O R T Test Report No. : HK2212265808-1E Jan. 03, 2023 ______________________________________________________________________________________________ Date of issue Equipment under Test : 4G fixed wireless phone Model /Type : KT4 Series Models : N/A Applicant : SHANDONG KAER ELECTRIC CO.,LTD Address : No.58, Dalian Road, Weihai, Shandong, 264209 China Manufacturer : SHANDONG KAER ELECTRIC CO.,LTD Address : No.58, Dalian Road, Weihai, Shandong, 264209 China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Page 3 of 48 Report No.: HK2212265808-1E ** Modified History ** Revision Description Issued Data Remark Revision 1.0 Initial Test Report Release Jan. 03, 2023 Jason Zhou Page 4 of 48 Report No.: HK2212265808-1E Contents 1 TEST STANDARDS .................................................................. 5 2 SUMMARY ............................................................................. 6 2.1 General Remarks 6 2.2 Product Description 6 2.3 Equipment Under Test 6 2.4 Short Description of The Equipment Under Test (EUT) 7 2.5 EUT Configuration 7 2.6 Related Submittal(s) / Grant (s) 7 2.7 Modifications 7 2.8 General Test Conditions/Configurations 7 2.9 Modifications 7 3 TEST ENVIRONMENT ............................................................... 8 3.1 Information of The Test Laboratory 8 3.2 Environmental Conditions 8 3.3 Test Description 8 3.4 Equipments Used During The Test 10 4 TEST CONDITIONS AND RESULTS ............................................ 11 4.1 Output Power 11 4.2 Radiated Spurious Emssion 16 4.3 Occupied Bandwidth and Emission Bandwidth 22 4.4 Band Edge Complicance 27 4.5 Spurious Emssion on Antenna Port 32 4.6 Frequency Stability Test 41 4.7 Peak-to-Average Ratio (PAR) 45 5 TEST SETUP PHOTOS OF THE EUT .......................................... 47 6 PHOTOS OF THE EUT ............................................................. 48 Page 5 of 48 Report No.: HK2212265808-1E 1 TEST STANDARDS The tests were performed according to following standards: FCC Part 2: FREQUENCY ALLOCA-TIONS AND RADIO TREATY MAT-TERS; GENERAL RULES AND REG-ULATIONS. FCC Part 22 Subpart H: PRIVATE LAND MOBILE RADIO SERVICES. FCC Part 24 Subpart E: PUBLIC MOBILE SERVICES. ANSI/TIA-603-E-2016: Land Mobile FM or PM Communications Equipment Measurement and Performance Standards. ANSI C63.26-2015: IEEE/ANSI Standard for Compliance Testing of Transmitters Used in Licensed Radio Services. FCCKDB971168D01 Power Meas License Digital Systems. Page 6 of 48 Report No.: HK2212265808-1E 2 SUMMARY 2.1 General Remarks Date of receipt of test sample : Dec. 19, 2022 Testing commenced on : Dec. 20, 2022 Testing concluded on : Jan. 03, 2023 2.2 Product Description Product Name: 4G fixed wireless phone Model/Type reference: KT4 Series Models: N/A Power supply: DC 5V from adapter or DC 3.7V from battery Adapter Information: Input:100-240V, 50/60Hz, 0.3A; Output:5V, 1.0A Modilation Type: GMSK/8PSK Antenna Type: External Antenna Antenna Gain: 2dBi GSM/EDGE/GPRS: Supported EGPRS/GPRS GSM/GPRS Power Class: GSM850:Power Class 4/ PCS1900:Power Class 1 GSM/GPRS Operation Frequency: GSM850:824.2MHz-848.8MHz/PCS1900:1850.2MHz-1909.8MHz GPRS Operation Frequency Band: GPRS850/GPRS1900 GPRS/EDGE Multislot Class: EGPRS/GPRS: Multi-slot Class 12 EGPRS Multislot Class: / Extreme temp. Tolerance: -30°C to +50°C GPRS operation mode: Class B 2.3 Equipment Under Test Power supply system utilised Power supply voltage : ○ 120V / 60 Hz ○ 23…

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Shenzhen HUAK Testing Technology Co., Ltd. Report No.: HK2212265808-3E FCC Part 24 Test Report Part 24 Subpart E Report Reference No. .....................: HK2212265808-3E FCC ID. ............................................. : ZMX-KT4 Compiled by ( position+printed name+signature) .. : File administrators Gary Qian Supervised by ( position+printed name+signature) .. : Technique principal Eden Hu Approved by ( position+printed name+signature) .. : Manager Jason Zhou Date of issue ..................................... :Jan. 03, 2023 Testing Laboratory Name .............. : Shenzhen HUAK Testing Technology Co., Ltd. Address..................................................: 1-2/F., Building B2, Junfeng Zhongcheng Zhizao Innovation Park, Heping, Fuhai Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : SHANDONG KAER ELECTRIC CO.,LTD Address ............................................ : No.58, Dalian Road, Weihai, Shandong, 264209 China Test specification ........................... : Standard ........................................... : FCC CFR Title 47 Part 2, Part 24E TRF Originator .................................. : Shenzhen HUAK Testing Technology Co., Ltd. Shenzhen HUAK Testing Technology Co., Ltd.All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HUAK Testing Technology Co., Ltd.as copyright owner and source of the material. Shenzhen HUAK Testing Technology Co., Ltd.takess no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : 4G fixed wireless phone Trade Mark ....................................... : KAER Manufacturer ................................... : SHANDONG KAER ELECTRIC CO.,LTD Model/Type reference....................... : KT4 Series Models ................................. : N/A Modulation Type ............................... : QPSK, 16QAM Rating ............................................... : DC 5V from adapter or DC 3.7V from battery Hardware version ............................. : 03KT4(1B) Software version ............................... : KT4(1C)_BW_T107_N15_chile_OTA01_0003_20221214 Result................................................ : PASS Page 2 of 68 Report No.: HK2212265808-3E T E S T R E P O R T Test Report No. : HK2212265808-3E Jan. 03, 2023 ______________________________________________________________________________________________ Date of issue Equipment under Test : 4G fixed wireless phone Model /Type : KT4 Series Models : N/A Applicant : SHANDONG KAER ELECTRIC CO.,LTD Address : No.58, Dalian Road, Weihai, Shandong, 264209 China Manufacturer : SHANDONG KAER ELECTRIC CO.,LTD Address : No.58, Dalian Road, Weihai, Shandong, 264209 China Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Page 3 of 68 Report No.: HK2212265808-3E ** Modified History ** Revision Description Issued Data Remark Revision 1.0 Initial Test Report Release Jan. 03, 2023 Jason Zhou Page 4 of 68 Report No.: HK2212265808-3E Contents 1 TEST STANDARDS .................................................................. 5 2 SUMMARY ............................................................................. 6 2.1 General Remarks 6 2.2 Product Description 6 2.3 Equipment Under Test 6 2.4 Short Description of The Equipment Under Test (EUT) 6 2.5 Test Frequency List 7 2.6 Normal Accessory Setting 7 2.7 EUT Configuration 7 2.8 Related Submittal(s) / Grant (s) 7 2.9 Modifications 7 2.10 GeneralTest Conditions/Configurations 8 3 TEST ENVIRONMENT ............................................................... 9 3.1 Information of The Test Laboratory 9 3.2 Environmental Conditions 9 3.3 Test Description 9 3.4 Equipments Used During The Test 10 4 TEST CONDITIONS AND RESULTS ............................................ 11 4.1 Output Power 11 4.2 Peak-to-Average Ratio (PAR) 17 4.3 Occupied Bandwidth and Emission Bandwidth 24 4.4 Band Edge Compliance 31 4.5 Spurious Emssion on Antenna Port 38 4.6 Radiated Spurious Emssion 57 4.7 Frequency Stability 65 5 TEST SETUP PHOTOS OF THE EUT .......................................... 67 6 PHOTOS OF THE EUT ............................................................. 68 Page 5 of 68 Report No.: HK2212265808-3E 1 TEST STANDARDS The tests were performed according to following standards: FCC Part 24: PUBLIC MOBILE SERVICES. TIA/EIA 603 D June 2010: Land Mobile FM or PM Communications Equipment Measurement and Performance Standards. 47 CFR FCC Part 15 Subpart B: Unintentional Radiators. FCC Part 2: FREQUENCY ALLOCA-TIONS AND RADIO TREATY MAT-TERS; GENERAL RULES AND REG-ULATIONS. KDB971168 D01:v02r02 MEASUREMENT GUIDANCE FOR CERTIFICATION OF LICENSED DIGITAL TRANSMITTERS. ANSI C63.4:2014: Methods of Measurement of Radio-Noise Emissions from Low-Voltage Electrical and Electronic Equipment in the Range of 9 kHz to 40 GHz. Page 6 of 68 Report No.: HK2212265808-3E 2 SUMMARY 2.1 General Remarks Date of receipt of test sample : Dec. 19, 2022 Testing commenced on : Dec. 20, 2022 Testing concluded on : Jan. 03, 2023 2.2 Product Description The SHANDONG KAER ELECTRIC CO.,LTD’s Model:KT4 or the “EUT” as referred to in this report; more general information as follows,for more details, refer to the user’s manual of the EUT. Name of EUT: 4G fixed wirele…

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