2BQJA-ZBM-MG21Zigbee dongle

Shenzhen Yingshi Weide Technology Co., Ltd.

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Application Details

Equipment Class: DTS - Digital Transmission System
Date of Grant: Dec 04, 2025
Application Purpose: Original Equipment
Equipment Note: Zigbee dongle
Frequency Range: 2405.00000000 - 2480.00000000
Company: Shenzhen Yingshi Weide Technology Co., Ltd.
Country: China

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

1 Dongle Quick Guide .Product introduction .System Requirements . Quick Installation Steps .User Manual Zigbee/Thread USB Dongle Model: ZBM-MG21 / ZBT-1P Quick Guide V1.0 Inswift Dongle ZBM-MG21/ZBT-1P is a versatile Zigbee USB coordinatorpowered by the stable and reliable EFR32MG21 chip. lt can beused as a Zigbee gateway in Home Assistant, openHAB,Zigbee2MQTT, or other open-source platforms to control all yourZigbee devices locally.Additionally, it can easily be flashed with Zigbee Router,OpenThread RCP, or MultiPAN RCP firmware through the SONOFFDongle Flasher, playing different roles in the smart home. A host device running HomeAssistant, Zigbee2MQTT, or ZHA 1.Product introduction 2.System Requirements ● ZBM-MG21ZBT-1P 2 Recommended systems:Raspberry Pi, Nuc, mini Pc, or aLinux-based computer ·Plug the dongle into the USBport of your device Open Home Assistant orZigbee2MQTT The system will automaticallyrecognize and load the driver Once confgured, you canstart adding Zigbee end device After opening the package, you need to assemble the device and the antenna first. The antenna supports a 90-degree vertical rotation and a 360-degree horizontal rotation, allowing you to adjust it to the optimal angle in the actual installation environment. ● 3. Quick Installation Steps ● ● ● ● 4.User Manual FCC Warnning: 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 againstharmful interference in a residential installation. This equipment generates, uses and can radiateradio frequency energy and, if not installed and used in accordance with the instructions, maycause harmful interference to radio communications. However, there is no guarantee thatinterference will not occur in a particular installation. If this equipment does cause harmfulinterference to radio or television reception, which can be determined by turning the equipmentoff and on, the user is encouraged to try to correct the interference by one or more of thefollowing 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 to this device not explicitly approved by manufacturer could void your 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 equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 0cm between the radiator and your body.

External Photos

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202510894 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 5 Product Name: Zigbee dongle Model No.: ZBM-MG21 EUT Constructional Details External Photo ANTENNA Report No.: HTT202510894 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 5 Report No.: HTT202510894 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 5 Report No.: HTT202510894 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 4 of 5 Report No.: HTT202510894 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 5 of 5 ------End------

ID Label/Location Info

Label and Location Size: L: 2.0cm*W: 0.5cm Label and Location FCC ID : 2BQJA-ZBM-MG21

Internal Photos

RF Exposure Info

Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 1 of 8 RF Exposure evaluation Report Reference No. ..................... : FCC ID............................................. : HTT202510894F02 2BQJA-ZBM-MG21 Compiled by ( position+printed name+signature) . : File administrators Supervised by ( position+printed name+signature) . : Project Engineer Approved by ( position+printed name+signature) . : RF Manager Date of issue .................................... : Oct. 31, 2025 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : Shenzhen Yingshi Weide Technology Co., Ltd. Address............................................ : 2018-1,BLK F,Xihai Mingzhu Garden No.1 Taoyuan East Rd,Nantou St,Nantou Shenzhen,Guangdong Standard ........................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen HTT 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 HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT 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 ..................... : Zigbee dongle Manufacturer .................................... : Shenzhen Yingshi Weide Technology Co., Ltd. Trade Mark ........................................ N/A Model/Type reference ...................... : ZBM-MG21 Rating ............................................... : DC 5.0V Result ............................................... : PASS Report No.: HTT202510894F02 Page 2 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 2 of 8 T E S T R E P O R T Equipment under Test : Zigbee dongle Model /Type : ZBM-MG21 Listed Models : ZBT-1P Applicant : Shenzhen Yingshi Weide Technology Co., Ltd. Address : 2018-1,BLK F,Xihai Mingzhu Garden No.1 Taoyuan East Rd,Nantou St,Nantou Shenzhen,Guangdong Manufacturer : Shenzhen Yingshi Weide Technology Co., Ltd. Address : 2018-1,BLK F,Xihai Mingzhu Garden No.1 Taoyuan East Rd,Nantou St,Nantou Shenzhen,Guangdong 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. Report No.: HTT202510894F02 Page 3 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 3 of 8 Contents 1 T E S T S T A N D A R D S ................................................... 4 2 S U M M A R Y .............................................................. 5 2.1 General Remarks 5 2.2 Product Description 5 2.3 Special Accessories 5 2.4 Modifications 5 3 T E S T E N V I R O N M E N T 6 3.1 Address of the test laboratory 6 3.2 Test Facility 6 3.3 Statement of the measurement uncertainty 6 4 T E S T L I M I T 7 4.1 Requirement 7 4.2 Conducted Power Results 8 4.3 Manufacturing tolerance 8 4.4 Evaluation Result 8 4.5 Simultaneous Transmission for SAR Exclusion 8 5 C O N C L U S I O N 8 Report No.: HTT202510894F02 Page 4 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 4 of 8 1 T E S T S T A N D A R D S The tests were performed according to following standards: ANSI C95.1–1999: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz. FCC KDB 447498 D01 General RF Exposure Guidance v06: Mobile and Portable Device, RF Exposure, Equipment Authorization Procedures. FCC CFR 47 part1 1.1310: Radiofrequency radiation exposure limits. FCC CFR 47 part2 2.1093: Radiofrequency radiation exposure evaluation: portable devices Report No.: HTT202510894F02 Page 5 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 5 of 8 2 S U M M A R Y 2.1 General Remarks Date of receipt of test sample : Oct. 23, 2025 Testing commenced on : Oct. 23, 2025 Testing concluded on : Oct. 31, 2025 2.2 Product Description Name of EUT Zigbee dongle Model Number ZBM-MG21 Power Rating DC 5.0V Sample ID: HTT202510894-1# (Engineer sample) HTT202510894-2# (Normal sample) Operation frequency 2405-2480MHz Modulation OQPSK Antenna Type Rod antenna Antenna Gain 3.96 dBi 2.3 Special Accessories The following is the EUT test of the auxiliary equipment provided by the laboratory: Description Manufacturer Model Technical Parameters Certificate Provided by / / / / / / 2.4 Modifications No modifications were implemented to meet testing criteria. Report No.: HTT202510894F02 Page 6 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhe…

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Test Report

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202510894F01 Page 1 of 26 FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No. ..................... : FCC ID. ........................................... : HTT202510894F01 2BQJA-ZBM-MG21 Compiled by ( position+printed name+signature) .. : File administrators Supervised by ( position+printed name+signature) .. : Project Engineer Approved by ( position+printed name+signature) .. : RF Manager Date of issue ..................................... : Oct. 31, 2025 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : Shenzhen Yingshi Weide Technology Co., Ltd. Address ............................................ : 2018-1,BLK F,Xihai Mingzhu Garden No.1 Taoyuan East Rd,Nantou St,Nantou Shenzhen,Guangdong Test specification ...........................: Standard ........................................... : FCC Part 15.247 Shenzhen HTT 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 HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT 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. Equipment description ................... : Zigbee dongle Trade Mark ....................................... : N/A Manufacturer .................................... : Shenzhen Yingshi Weide Technology Co., Ltd. Model/Type reference....................... : ZBM-MG21 Listed Models .................................. : ZBT-1P Modulation ....................................... : OQPSK Frequency .......................................... 2405-2480MHz Ratings ............................................. : DC 5.0V Result................................................ : PASS Report No.: HTT202510894F01 Page 2 of 26 T E S T R E P O R T Equipment under Test : Zigbee dongle Model /Type : ZBM-MG21 Listed Models : ZBT-1P Applicant : Shenzhen Yingshi Weide Technology Co., Ltd. Address : 2018-1,BLK F,Xihai Mingzhu Garden No.1 Taoyuan East Rd, Nantou St,Nantou Shenzhen,Guangdong Manufacturer : Shenzhen Yingshi Weide Technology Co., Ltd. Address : 2018-1,BLK F,Xihai Mingzhu Garden No.1 Taoyuan East Rd, Nantou St,Nantou Shenzhen,Guangdong 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. Report No.: HTT202510894F01 Page 3 of 26 Contents 1 T E S T S T A N D A R D S .................................................................. 4 2 S U M M A R Y ............................................................................. 5 2.1 General Remarks 5 2.2 Product Description* 5 2.3 Equipment Under Test 5 2.4 Short description of the Equipment under Test (EUT) 5 2.5 EUT operation mode 6 2.6 Block Diagram of Test Setup 6 2.7 Related Submittal(s) / Grant (s) 6 2.8 Modifications 6 3 T E S T E N V I R O N M E N T ............................................................... 7 3.1 Address of the test laboratory 7 3.2 Test Facility 7 3.3 Environmental conditions 7 3.4 Summary of measurement results 8 3.5 Statement of the measurement uncertainty 8 3.6 Equipments Used during the Test 9 4 T E S T C O N D I T I O N S A N D R E S U L T S ............................................ 10 4.1 AC Power Conducted Emission 10 4.2 Radiated Emissions and Band Edge 13 4.3 Maximum Peak Output Power 20 4.4 Power Spectral Density 21 4.5 6dB Bandwidth 22 4.6 Out-of-band Emissions 23 4.7 Antenna Requirement 25 T E S T S E T U P P H O T O S O F T H E E U T ................................................... 26 5 P H O T O S O F T H E E U T ............................................................. 26 Report No.: HTT202510894F01 Page 4 of 26 1 T E S T S T A N D A R D S The tests were performed according to following standards: FCC Rules Part 15.247: Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz. ANSI C63.10-2020: American National Standard for Testing Unlicensed Wireless Devices KDB558074 D01 V05r02: Guidance for Performing Compliance Measurements on Digital Transmission Systems (DTS) Operating Under §15.247 Report No.: HTT202510894F01 Page 5 of 26 2 S U M M A R Y 2.1 General Remarks Date of receipt of test sample : Oct. 23, 2025 Testing commenced on : Oct. 23, 2025 Testing concluded on : Oct. 31, 2025 2.2 Product Description* Name of EUT Zigbee dongle Model Number ZBM-MG21 Power Rating DC 5.0V Sample ID: HTT202510894-1# (Engineer sample) HTT202510894-2# (Normal sample) Operation frequency 2405-2480MHz Modulation OQPSK Antenna Type Rod antenna Antenna Gain 3.96 dBi 2.3 Equipment Under Test Power supply system utilised Power supply voltage : ○ 230V / 50 Hz ○ 120V / 60Hz ○ 12 V DC ○ 24 V DC ● Other (specified in blank below) DC 5.0V 2.4 Short description of the Equipment under Test (EUT) This is a Zigbee dongle. For more details, refer to the user’s manual of the EUT. Report No.: HTT202510894F01 Page 6 of 26 2.5 EUT operation mode The Applicant use Key to control the EUT for staying in continuous transmitting and receiving mode for testing .There is 16 channels provided to the EUT. Channel Low,Mid and High was selected to test. Operation Frequency： Channel Frequency(MHz) Channel Frequency(MHz) 11 2405 19 2445 12 2410 20 2450 13 2415 21 2455 14 2420 22 2460 15 2425 23 2465 16 2430 24 2470 17 2435 25 2475 18 2440 26 2480 Test frequency: Channel Frequency (MHz) Low 2405 Mid 2440 High 2480 Test Software …

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Test Report

Shenzhen zhongke wireless technology Co.Ltd 1 / 7 Product Specification Customer Name: Shenzhen Yingshi Weide Technology Co., Ltd. rubber rod antenna3.5DBi BlackProject Name： 2.4G Product Spec： ZK-2.4G-RP.SMA.J-J136.5 V1.0Version： 2024.02.28Date： drawingcheckapproved Huangyongjunwangyumeijiangzhenhua Customer Approve checkapprovedapproval Manufacturer: Shenzhen zhongke wireless technology Co.Ltd R&D add: 1st Floor, Building A, Jinrui Zhonghe Industrial Park, Dalang, Longhua District, Shenzhen Factory add: 4th Floor, No. 1, Lanshi Road, Tangjiao, Changping Town, Dongguan City ShenzhenzhongkewirelesstechnologyCo.Ltd 2/7 Index 1.Cover----------------------------------------1 2.Index----------------------------------------2 3.ElectricalPerformanceIndex-----------3 4.Testreport------------------------------4/5 5.TestingEquipment&Principle---------6 6.ProductDrawing--------------------------7 7.Reliadilitytestreport-------------8 8.Codeforproductpackaging-----------9 ShenzhenzhongkewirelesstechnologyCo.Ltd 3/7 ElectricalPerformanceIndex ElectricalSpecifications 2400-2500MHZ VSWR≤2.0 GAIN≤3.8DBI RadiationOMNI PolarizatinLINEAR InputImpedance50Ω MechanicalSpecifications InputconnectorSMAJ AntennamateriaPCB+Hardware WorkingTemperature-30°C~+80°C WorkingHumidity40~85% ShenzhenzhongkewirelesstechnologyCo.Ltd 4/7 Testreport 1.AntennaVSWRgraph 2.Antennaefficiency ShenzhenzhongkewirelesstechnologyCo.Ltd 5/7 3.Antennaradiationpattern ShenzhenzhongkewirelesstechnologyCo.Ltd 6/7 TestingEquipmentandPrinciple 1.NetworkAnalyzers: Agilent8753D5071B 2.CommunicationsTestSet: AgilentE5515C 3.3DChamberTestSystem： 1.Testingprinciple： ShenzhenzhongkewirelesstechnologyCo.Ltd 7/7 ProductDrawing

Test Report

1 Appendix RF Test Data for ZIGBEE Company: : Shenzhen Yingshi Weide Technology Co., Ltd. EUT : Zigbee dongle FCC ID : 2BQJA-ZBM-MG21 Model Number : ZBM-MG21 Report No. : HTT202510894F01 Reviewed By : Heber He 2 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) Zigbee SISO 2405 0.339 2.509 13.51 8.69 0.00 2440 0.340 2.510 13.55 8.68 0.01 2480 0.340 1.503 22.62 6.45 0.03 3 1.2 Test Graph 1.2.1 Ant1 Zigbee_LCH_2405MHz_Ant1_NTNV Zigbee_MCH_2440MHz_Ant1_NTNV 4 Zigbee_HCH_2480MHz_Ant1_NTNV 5 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit Zigbee SISO 2405 1 2.204 / Pass 2440 1 2.200 / Pass 2480 1 2.201 / Pass 2.1.2 6dB BW Mode TX Type Frequency (MHz) ANT 6dB Bandwidth (MHz) Verdict Result Limit Zigbee SISO 2405 1 0.534 >=0.5 Pass 2440 1 0.535 >=0.5 Pass 2480 1 0.767 >=0.5 Pass 6 2.2 Test Graph 2.2.1 OBW Zigbee_LCH_2405MHz_Ant1_NTNV Zigbee_MCH_2440MHz_Ant1_NTNV 7 Zigbee_HCH_2480MHz_Ant1_NTNV 8 2.2.2 6dB BW Zigbee_LCH_2405MHz_Ant1_NTNV Zigbee_MCH_2440MHz_Ant1_NTNV 9 Zigbee_HCH_2480MHz_Ant1_NTNV 10 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit Zigbee SISO 2405 2.18 <=30 Pass 2440 2.18 <=30 Pass 2480 2.12 <=30 Pass 11 3.2 Test Graph 3.2.1 Power Zigbee_LCH_2405MHz_Ant1_NTNV Zigbee_MCH_2440MHz_Ant1_NTNV 12 Zigbee_HCH_2480MHz_Ant1_NTNV 13 4. Maximum Power Spectral Density 4.1 Test Result 4.1.1 PSD Mode TX Type Frequency (MHz) Maximum PSD (dBm) Verdict ANT1 Limit Zigbee SISO 2405 -7.72 <=8 Pass 2440 -7.76 <=8 Pass 2480 -8.34 <=8 Pass 14 4.2 Test Graph 4.2.1 PSD Zigbee_LCH_2405MHz_Ant1_NTNV Zigbee_MCH_2440MHz_Ant1_NTNV 15 Zigbee_HCH_2480MHz_Ant1_NTNV 16 5. Unwanted Emissions In Non-restricted Frequency Bands 5.1 Test Result 5.1.1 Ref Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) Zigbee SISO 2405 1 2.17 2440 1 2.16 2480 1 2.09 Note1: Refer to FCC Part 15.247 (d) and ANSI C63.10-2020, the channel contains the maximum PSD level was used to establish the reference level. 5.1.2 CSE Mode TX Type Frequency (MHz) ANT Level of Reference (dBm) Limit (dBm) Verdict Zigbee SISO 2405 1 2.17 -17.83 Pass 2440 1 2.16 -17.84 Pass 2480 1 2.09 -17.91 Pass Note1: Refer to FCC Part 15.247 (d) and ANSI C63.10-2020, the channel contains the maximum PSD level was used to establish the reference level. 17 5.2 Test Graph 5.2.1 Ref Zigbee_LCH_2405MHz_Ant1_NTNV Zigbee_MCH_2440MHz_Ant1_NTNV 18 Zigbee_HCH_2480MHz_Ant1_NTNV 19 5.2.2 CSE Zigbee_LCH_2405MHz_Ant1_NTNV Zigbee_LCH_2405MHz_Ant1_NTNV 20 Zigbee_MCH_2440MHz_Ant1_NTNV Zigbee_HCH_2480MHz_Ant1_NTNV 21 Zigbee_HCH_2480MHz_Ant1_NTNV

Test Setup Photos