FCC ID YL6-143VDB781B
Alarm.com Battery Video Doorbell
by Alarm.com Incorporated
Grantee Code: YL6 Product Code: 143VDB781B
Latest application date: 2026-03-16
FCC ID Device Details
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Original Equipment | 2026-03-16 |
| 2402-2480 MHz | Original Equipment | 2026-03-16 |
| 5745-5825 MHz | Original Equipment | 2026-03-16 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| YL6-143VDB781B_Guide_card3_specs | Users Manual | 2026-09-13 | PDF 1.3 MB |
| YL6-143VDB781B_Installation Guide | Users Manual | 2026-09-13 | PDF 343.5 KB |
| YL6-143VDB781B_InPho | Internal Photos | 2026-09-13 | PDF 4 MB |
| YL6-143VDB781B_ExPho | External Photos | 2026-09-13 | PDF 429.7 KB |
| YL6-143VDB781B_Label_r1 | ID Label/Location Info | 2026-03-16 | PDF 147.3 KB |
| YL6-143VDB781B_Antenna 1 Rpt_TP | Test Setup Photos | 2026-09-13 | PDF 251.5 KB |
| YL6-143VDB781B_Antenna 2 Rpt_TP | Test Setup Photos | 2026-09-13 | PDF 707.9 KB |
| YL6-143VDB781B_Test Sup_BT LE | Test Setup Photos | 2026-09-13 | PDF 568.3 KB |
| YL6-143VDB781B_Test Sup_BT+EDR | Test Setup Photos | 2026-09-13 | PDF 568.3 KB |
| YL6-143VDB781B_Test Sup_DFS | Test Setup Photos | 2026-09-13 | PDF 341.1 KB |
| YL6-143VDB781B_Test Sup_WLAN 2.4G | Test Setup Photos | 2026-09-13 | PDF 652.1 KB |
| YL6-143VDB781B_Test Sup_WLAN 5G(UNII) | Test Setup Photos | 2026-09-13 | PDF 698.8 KB |
| YL6-143VDB781B_Antenna 1 Rpt | Test Report | 2026-03-16 | PDF 1 MB |
| YL6-143VDB781B_Antenna 2 Rpt | Test Report | 2026-03-16 | PDF 1.9 MB |
| YL6-143VDB781B_Test Rpt_BT LE | Test Report | 2026-03-16 | PDF 1.8 MB |
| YL6-143VDB781B_Test Rpt_BT+EDR | Test Report | 2026-03-16 | PDF 2.2 MB |
| YL6-143VDB781B_Test Rpt_DFS | Test Report | 2026-03-16 | PDF 938.9 KB |
| YL6-143VDB781B_Test Rpt_WLAN 2.4G | Test Report | 2026-03-16 | PDF 2.4 MB |
| YL6-143VDB781B_Test Rpt_WLAN 5G(UNII) | Test Report | 2026-03-16 | PDF 2.9 MB |
| YL6-143VDB781B_Attestation Part 2.911(d)(5) | Attestation Statements | 2026-03-16 | PDF 379.9 KB |
| YL6-143VDB781B_Attestation Part 2.911(d)(7) | Attestation Statements | 2026-03-16 | PDF 458.3 KB |
| YL6-143VDB781B_Confidentiality Request | Cover Letter(s) | 2026-03-16 | PDF 526.6 KB |
| YL6-143VDB781B_LoA | Cover Letter(s) | 2026-03-16 | PDF 665.7 KB |
| YL6-143VDB781B_Test Rpt_MPE | RF Exposure Info | 2026-03-16 | PDF 304 KB |
| YL6-143VDB781B_Blk_WIFI Module Metadata only | Block Diagram | PDF 259.7 KB | |
| YL6-143VDB781B_Blk_main_board_r1 Metadata only | Block Diagram | PDF 192.8 KB | |
| YL6-143VDB781B_Schem_AC_BOARD Metadata only | Schematics | PDF 280.9 KB | |
| YL6-143VDB781B_Schem_main_board Metadata only | Schematics | PDF 557.9 KB | |
| YL6-143VDB781B_Operational Description_r1 Metadata only | Operational Description | PDF 305.4 KB | |
| YL6-143VDB781B_Software Security Description_v2 Metadata only | Operational Description | PDF 1.2 MB |
Application Information
| Application ID | huco0/0yDhA+oR952/zUzQ== |
|---|---|
| Final Action Date | 2026-03-16 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0020041976 |
| Model | 143VDB781B |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Alarm.com Battery Video Doorbell |
| Responsible Party | Daniel Ramos, dramos@alarm.com  , 877-389-4033 |
| Non-Technical Contact | Daniel Ramos, Alarm.com Incorporated, intsupport@alarm.com , +1 887-389-4033 |
| Test Firm | Alex Chen, Sporton International Inc. Hsinhua Laboratory, alex@sporton.com.tw  , 886-3-327-3456 |
| TCB Email | QA65@sporton-usa.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| huco0/0yDhA+oR952/zUzQ== | 2026-03-16 | Original Equipment |
| Uz4Tn+fUyVA2e1UjDZYF1w== | 2026-03-16 | Original Equipment |
| 7A7A7JRQncibSN2wmIVJeA== | 2026-03-16 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application Uz4Tn+fUyVA2e1UjDZYF1w==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Sporton International (USA) Inc. 1175 Montague Expressway Milpitas, CA 95035 |
Date of Grant: 03/16/2026 Application Dated: 03/16/2026 |
| Alarm.com Incorporated |
| 8281 Greensboro Drive |
| Suite 100 |
| Tysons, VA 22102 |
| Attention: Daniel Ramos , Senior VP, Corporate Development |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | YL6-143VDB781B |
| Name of Grantee: | Alarm.com Incorporated |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Alarm.com Battery Video Doorbell |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.0115 |
| Output power listed is conducted. The antennas use for this device must be installed to provide a separation distance of at least 20 cm from all persons. Co-location of this device with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. Installers and end-users must be provided with antenna installation instructions and transmitter operating conditions and instructions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application huco0/0yDhA+oR952/zUzQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Sporton International (USA) Inc. 1175 Montague Expressway Milpitas, CA 95035 |
Date of Grant: 03/16/2026 Application Dated: 03/16/2026 |
| Alarm.com Incorporated |
| 8281 Greensboro Drive |
| Suite 100 |
| Tysons, VA 22102 |
| Attention: Daniel Ramos , Senior VP, Corporate Development |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | YL6-143VDB781B |
| Name of Grantee: | Alarm.com Incorporated |
| Equipment Class: | Digital Transmission System |
| Notes: | Alarm.com Battery Video Doorbell |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.008 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.1528 |
| Output power listed is conducted. The antennas use for this device must be installed to provide a separation distance of at least 20 cm from all persons. Co-location of this device with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. Installers and end-users must be provided with antenna installation instructions and transmitter operating conditions and instructions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 7A7A7JRQncibSN2wmIVJeA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Sporton International (USA) Inc. 1175 Montague Expressway Milpitas, CA 95035 |
Date of Grant: 03/16/2026 Application Dated: 03/16/2026 |
| Alarm.com Incorporated |
| 8281 Greensboro Drive |
| Suite 100 |
| Tysons, VA 22102 |
| Attention: Daniel Ramos , Senior VP, Corporate Development |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | YL6-143VDB781B |
| Name of Grantee: | Alarm.com Incorporated |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Alarm.com Battery Video Doorbell |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5180.0 - 5240.0 | 0.092 | ||
| CC | 15E | 5260.0 - 5320.0 | 0.059 | ||
| CC | 15E | 5500.0 - 5720.0 | 0.063 | ||
| CC | 15E | 5745.0 - 5825.0 | 0.1 |
| Output power listed is conducted. The antennas use for this device must be installed to provide a separation distance of at least 20 cm from all persons. Co-location of this device with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. Installers and end-users must be provided with antenna installation instructions and transmitter operating conditions and instructions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |