2BVQG-BT-104L5GNSS antenna

BT-104L5 GNSS Antenna Datasheet Shenzhen Beitian Communication Co., Ltd. www.beitian.com 1 / 4 BT-104L5 GNSS Helical Antenna Datasheet Revision: 6.13 Date:2025.4 BT-104L5 GNSS Antenna Datasheet Shenzhen Beitian Communication Co., Ltd. www.beitian.com 2 / 4 PRODUCT DESCRIPTION BT-104L5 GNSS antenna is an L1+L5 active spiral antenna, designed with multi-arm spiral technology, which supports the L1 band satellite navigation signal reception of Beidou II, GPS, GLONASS and GALILEO systems, meets the current needs of multi-system compatibility and high-precision measurement, and can be widely used in high-precision navigation and positioning occasions such as portable equipment, unmanned aerial vehicles, navigation and scheduling. Accept user customization. PRODUCT APPLICATION It is suitable for the occasions that require volume and weight, such as UAV, micro RTK, Ami handset/flat panel and other portable devices. Accept user customization. TECHNICAL CHARACTERISTICS  Eight-arm coupled quadruple-fed zero phase center technology ensures right-handed circular polarization and phase center stability.  The antenna unit has high passive gain and wide beam width to ensure the receiving effect of low elevation signal.  Delicate low noise, high gain amplification and excellent out-of-band suppression;  Small size, light weight, easy to carry and install. DIMENSION Unit: mm BT-104L5 GNSS Antenna Datasheet Shenzhen Beitian Communication Co., Ltd. www.beitian.com 3 / 4 MAIN PARAMETER Item Specifications Bands GPS: L1, L1C,L5C BDS: B1I,B1C,B2a Galileo: E1, E5a QZSS: L5 IRNSS:S-L5 Polarization RHCP Axis Ratio of Antenna 3dB Horizontal Coverage 360° GAIN 3.5dBi LNA GAIN 28±2dB Noise Figure ≤2dB Output VSWR ≤2.0:1 Band flatness ±2dB Supply Voltage 3.3V Supply Current ≤30mA Operating Temperature －40°C -＋80°C Storage Temperature －45°C -＋85°C Humidity 95% Dimensions Ф18.5mm*50.0mm Connector SMA-J Weight ≤11g Waterproof grade IP67 BT-104L5 GNSS Antenna Datasheet Shenzhen Beitian Communication Co., Ltd. www.beitian.com 4 / 4 FCC Warning Statement This product 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 product 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 product 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 of the radio/TV. ‐‐ Increase the separation between the equipment and receiver(radio/TV). ‐‐ Connect the equipment into an outlet on a circuit different from that to which the receiver(radio/TV) is connected. ‐‐ Consult the dealer or an experienced radio/TV technician for help. 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. (2)This device must accept any interference received, including interference that may cause undesired operation.

Shenzhen Beitian Communication Co., Ltd 2.911 (d)(5)(i) Equipment Type Attestation v1.2 Section 2.911(d)(5)(i) Certification – Equipment Type Company name: Shenzhen Beitian Communication Co., Ltd Address: Floor 9, Unit 1, Fucheng Digital Innovation Park, No. 15, Shijing Road, Fumin Community, Fucheng Street, Longhua District, Shenzhen, China Product Name: GNSS antenna FCC ID: 2BVQG-BT-104L5 Model(s): BT-104L5, BT-184GB, BT-252GB, BT-252GL, BT-252G, BT-184GL, BT-184G, BT-254G, BT-254GL, BT-354GBL, BT-182GL, BT-182G, BT-254GB, BT-104L2, BT-230D, BT-230L2, BT-230L5, BT-3070, BT-4520, BT-3220, BT-35A, BT-35B, BT-345AJL5, BT-3B45AJL2, BT-345AJL2, BT-3G43AJL2, BT-3B45AJL5, BT-3G43AJL5, BT-0009, BT-0001, BT-0007, BT-0000, BT-580, BT-800, BT-800D, BT-300, BT-300D, BT-4820, BT-4020, BT-160, BT-100, BT-147, BT-5620L5, BT-6020, BT-5620L2, BT-200, BT-560 2.911(d)(5)(i) Equipment Type We, [Shenzhen Beitian Communication Co., Ltd] (“the applicant”) certify that the equipment for which authorization is sought through certification is not:  Prohibited from receiving an equipment authorization pursuant to § 2.903; of the FCC rules.  Identified as an equipment type in the “Covered List” NOTE 1 Yours sincerely, Name: Sally Zhong Date: Apr. 25, 2026 Signature: Title and Company name: Manager; Shenzhen Beitian Communication Co., Ltd NOTE 1 “Covered List”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the Shenzhen Beitian Communication Co., Ltd 2.911 (d)(5)(i) Equipment Type Attestation v1.2

Shenzhen Beitian Communication Co., Ltd 2.911 (d)(5)(ii) Applicant Attestation v1.2 Section 2.911(d)(5)(ii) Certification – Applicant (Covered List ) Company name: Shenzhen Beitian Communication Co., Ltd Address: Floor 9, Unit 1, Fucheng Digital Innovation Park, No. 15, Shijing Road, Fumin Community, Fucheng Street, Longhua District, Shenzhen, China Product Name: GNSS antenna FCC ID: 2BVQG-BT-104L5 Model(s): BT-104L5, BT-184GB, BT-252GB, BT-252GL, BT-252G, BT-184GL, BT-184G, BT-254G, BT-254GL, BT-354GBL, BT-182GL, BT-182G, BT-254GB, BT-104L2, BT-230D, BT-230L2, BT-230L5, BT-3070, BT-4520, BT-3220, BT-35A, BT-35B, BT-345AJL5, BT-3B45AJL2, BT-345AJL2, BT-3G43AJL2, BT-3B45AJL5, BT-3G43AJL5, BT-0009, BT-0001, BT-0007, BT-0000, BT-580, BT-800, BT-800D, BT-300, BT-300D, BT-4820, BT-4020, BT-160, BT-100, BT-147, BT-5620L5, BT-6020, BT-5620L2, BT-200, BT-560 2.911(d)(5)(ii) Applicant filing We, [Shenzhen Beitian Communication Co., Ltd] (“the applicant”) certify that, as of the date of the filing of the application, the applicant is not identified NOTE 1 on the “Covered List” NOTE 2 , established pursuant to § 1.50002 of this chapter, as an entity producing covered communications equipment. Yours sincerely, Name: Sally Zhong Date: Apr. 25, 2026 Signature: Title and Company name: Manager; Shenzhen Beitian Communication Co., Ltd NOTE 1 Delete option not applicable to this application. NOTE 2 “Covered List”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 Shenzhen Beitian Communication Co., Ltd 2.911 (d)(5)(ii) Applicant Attestation v1.2 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

Shenzhen Beitian Communication Co., Ltd Agent Authorization Company: Shenzhen Beitian Communication Co., Ltd Address: Floor 9, Unit 1, Fucheng Digital Innovation Park, No. 15, Shijing Road, Fumin Community, Fucheng Street, Longhua District, Shenzhen, China Product Name: GNSS antenna Model Number(s): BT-104L5, BT-184GB, BT-252GB, BT-252GL, BT-252G, BT-184GL, BT-184G, BT-254G, BT-254GL, BT-354GBL, BT-182GL, BT-182G, BT-254GB, BT-104L2, BT-230D, BT-230L2, BT-230L5, BT-3070, BT-4520, BT-3220, BT-35A, BT-35B, BT-345AJL5, BT-3B45AJL2, BT-345AJL2, BT-3G43AJL2, BT-3B45AJL5, BT-3G43AJL5, BT-0009, BT-0001, BT-0007, BT-0000, BT-580, BT-800, BT-800D, BT-300, BT-300D, BT-4820, BT-4020, BT-160, BT-100, BT-147, BT-5620L5, BT-6020, BT-5620L2, BT-200, BT-560 Product Description: GNSS antenna We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: Apr. 25, 2026 Name: Sally Zhong Title: Manager Company: Shenzhen Beitian Communication Co., Ltd

< Shenzhen Beitian Communication Co., Ltd > Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD21046 Date: Apr. 25, 2026 Subject; Request for Long Term Confidentiality FCC ID: 2BVQG-BT-104L5 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Sally Zhong Title: Manager

Model Difference Declaration To Whom It May Concern, We, Shenzhen Beitian Communication Co., Ltd Product name: GNSS antenna Trade name: Model name: BT-104L5, BT-184GB, BT-252GB, BT-252GL, BT-252G, BT-184GL, BT-184G, BT-254G, BT-254GL, BT-354GBL, BT-182GL, BT-182G, BT-254GB, BT-104L2, BT-230D, BT-230L2, BT-230L5, BT-3070, BT-4520, BT-3220, BT-35A, BT-35B, BT-345AJL5, BT-3B45AJL2, BT-345AJL2, BT-3G43AJL2, BT-3B45AJL5, BT-3G43AJL5, BT-0009, BT-0001, BT-0007, BT-0000, BT-580, BT-800, BT-800D, BT-300, BT-300D, BT-4820, BT-4020, BT-160, BT-100, BT-147, BT-5620L5, BT-6020, BT-5620L2, BT-200, BT-560 All model’s the function, software and electric circuit are the same, only with a product color and model named different. Test sample model: BT-104L5. Please contact me if you have any question. Name: Sally Zhong Date: Apr. 25, 2026 Title: Manager Signature of applicant:

Model: BT-104L5 Model: BT-104L5 Model: BT-104L5

FCC ID LABEL: Label Location: FCC ID: 2BVQG-BT-104L5 0.8cm 2.4cm

Model: BT-104L5 Model: BT-104L5 Model: BT-104L5 Active Helical Antenna

Page 1 of 26 Report No.: UNIA26041502ER-61 FCC TEST REPORT FCC ID: 2BVQG-BT-104L5 Sample : GNSS antenna Trade Mark : Main Model : BT-104L5 Additional Model : Please see the table in page 5. Report No. : UNIA26041502ER-61 Prepared for Shenzhen Beitian Communication Co., Ltd Floor 9, Unit 1, Fucheng Digital Innovation Park, No. 15, Shijing Road, Fumin Community, Fucheng Street, Longhua District, Shenzhen, China Prepared by Shenzhen United Testing Technology Co., Ltd. D101&D401, No. 107, Kaicheng High-Tech Park, Taoyuan Community, Dalang Sub-District, Longhua District, Shenzhen, Guangdong, China Page 2 of 26 Report No.: UNIA26041502ER-61 TEST RESULTCERTIFICATION Applicant ................................... : Shenzhen Beitian Communication Co., Ltd Address ....................................... : Floor 9, Unit 1, Fucheng Digital Innovation Park, No. 15, Shijing Road, Fumin Community, Fucheng Street, Longhua District, Shenzhen, China Manufacturer ............................. : Shenzhen Beitian Communication Co., Ltd Address ....................................... : Floor 9, Unit 1, Fucheng Digital Innovation Park, No. 15, Shijing Road, Fumin Community, Fucheng Street, Longhua District, Shenzhen, China Product description Product ....................................... : GNSS antenna Trade Mark.................................. : Model Name ............................... : BT-104L5, Additional model see the table in page 5. Standards .................................. : FCC CFR Title 47 Part 15 Subpart B ANSI C63.4:2014 Date of Test Date (s) of performance of tests .................... : Apr. 17, 2026 ~ Apr. 22, 2026 Date of Issue ................................................. : Apr. 23, 2026 Test Result ..................................................... : Pass Edited by: Jason Ye Reviewed by: Kelly Cheng Approved by: Liuze Page 3 of 26 Report No.: UNIA26041502ER-61 Table of Contents Page 1 TEST SUMMARY ................................................................................................................... 4 1.1 TEST PROCEDURES AND RESULTS ............................................................................ 4 1.2 TEST LOCATION ............................................................................................................. 4 1.3 MEASUREMENT UNCERTAINTY ................................................................................... 4 1.4 ENVIRONMENTAL CONDITIONS ................................................................................... 4 2 GENERAL INFORMATION .................................................................................................... 5 2.1 GENERAL DESCRIPTION OF EUT ................................................................................. 5 2.2 DESCRIPTION OF THE TEST MODES ........................................................................... 6 2.3 DESCRIPTION OF TEST SETUP .................................................................................... 6 2.4 DESCRIPTION TEST PERIPHERAL AND EUT PERIPHERAL ....................................... 6 2.5 MEASUREMENT INSTRUMENTS LIST .......................................................................... 7 3 CONDUCTED EMISSIONS MEASUREMENT ...................................................................... 8 3.1 TEST LIMIT ...................................................................................................................... 8 3.2 TEST SETUP .................................................................................................................... 8 3.3 TEST PROCEDURE ........................................................................................................ 9 3.4 TEST RESULT ................................................................................................................. 9 4 RADIATED EMISSION MEASUREMENT ........................................................................... 12 4.1 TEST LIMIT .................................................................................................................... 12 4.2 TEST SETUP .................................................................................................................. 12 4.3 TEST PROCEDURE ...................................................................................................... 13 4.4 TEST RESULT ............................................................................................................... 13 5 PHOTO OF EUT ................................................................................................................... 18 6 PHOTO OF TEST ................................................................................................................. 24 Page 4 of 26 Report No.: UNIA26041502ER-61 1 TEST SUMMARY 1.1 TEST PROCEDURES AND RESULTS Standard Test Item Class Result FCC Part 15 Subpart B ANSI C63.4:2014 Conducted Emission Class B PASS Radiated Emission Class B PASS Note: (1) “N/A” denotes test is not applicable in this test report. (2) For client’s request and manual description, the test will not be executed. (3) “--” means “no” in this test report. 1.2 TEST LOCATION Test Laboratory : Shenzhen United Testing Technology Co., Ltd. Address : D101&D401, No. 107, Kaicheng High-Tech Park, Taoyuan Community, Dalang Sub-District, Longhua District, Shenzhen, Guangdong, China 1.3 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U, where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2, providing a level of confidence of approximately 95%. A. Conducted Measurement: Test Site Measurement Frequency Range U, (dB) NOTE UNI 9kHz ~ 150kHz 2.96 -- 150kHz ~ 30MHz 2.44 -- B. Radiated Measurement: Test Site Measurement Frequency Range U, (dB) NOTE UNI 9kHz ~ 30MHz 2.50 -- 30MHz ~ 1000MHz 4.80 -- 1000MHz ~ 6000MHz 4.13 -- 1.4 ENVIRONMENTAL CONDITIONS During the measurement the environmental conditions were within the listed ranges: Tempera…

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Model: BT-104L5 Radiated Emission test Model: BT-104L5 Conducted Emission test