FCC ID 2BFI9-DM1
Video Doorbell
by Shenzhen Zhongxin Shidai Technology Co.,Ltd.
Grantee Code: 2BFI9 Product Code: DM1
Latest application date: 2025-12-17
FCC ID Device Details
| FCC ID | 2BFI9-DM1 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BFI9 |
| Product Code | DM1 |
| Applicant Business | Shenzhen Zhongxin Shidai Technology Co.,Ltd. 🇨🇳 |
| Related Domains |  kiigoo-hot.org |
| Equipment Class | Video Doorbell |
| Test Firm | Shenzhen HUAK Testing Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 433.905 MHz | Original Equipment | 2025-12-17 |
| 5745-5825 MHz | Original Equipment | 2025-12-17 |
| 2412-2462 MHz | Original Equipment | 2025-12-17 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-06-15 | PDF 2.3 MB |
| Internal Photos | Internal Photos | 2026-06-15 | PDF 4.3 MB |
| Internal photos | Internal Photos | 2026-06-15 | PDF 4.3 MB |
| External Photos | External Photos | 2026-06-15 | PDF 2.6 MB |
| External photos | External Photos | 2026-06-15 | PDF 2.6 MB |
| Label and location | ID Label/Location Info | 2025-12-17 | PDF 401.4 KB |
| Test Photos | Test Setup Photos | 2025-12-17 | PDF 796.5 KB |
| Test Setup photo | Test Setup Photos | 2025-12-17 | PDF 796.5 KB |
| Test photos | Test Setup Photos | 2025-12-17 | PDF 796.5 KB |
| 15.247TestReport-2.4GWiFi 1 | Test Report | 2025-12-17 | PDF 2.3 MB |
| 15.247TestReport-2.4GWiFi 2 | Test Report | 2025-12-17 | PDF 4.9 MB |
| 15.407 Test Report - 5.8GWiFi | Test Report | 2025-12-17 | PDF 5.2 MB |
| ANT | Test Report | 2025-12-17 | PDF 1 MB |
| ANT | Test Report | 2025-12-17 | PDF 329.3 KB |
| TestReport 15.231433.9054M | Test Report | 2025-12-17 | PDF 3.2 MB |
| 2.911 (d)(5)(i)CertificationEquipmentTypev1.2 | Attestation Statements | 2025-12-17 | PDF 59.3 KB |
| 2.911 (d)(5)(ii)CertificationApplicantv1.3 | Attestation Statements | 2025-12-17 | PDF 55 KB |
| 2.911 (d)(5)(ii)CertificiationApplicantv1.2 | Attestation Statements | 2025-12-17 | PDF 55 KB |
| 2.911 (d)(7)USAgentforServiceofProcessv1.3 | Attestation Statements | 2025-12-17 | PDF 839.2 KB |
| 2.911_(d)(7) US Agent for Service of Process v1.3 | Attestation Statements | 2025-12-17 | PDF 839.2 KB |
| Agent Authorization Rev 1.0 | Cover Letter(s) | 2025-12-17 | PDF 21.9 KB |
| AgentAuthorizationRev1.0 | Cover Letter(s) | 2025-12-17 | PDF 21.9 KB |
| FCC Short & Long Term Confidentiality Request Rev4.1 | Cover Letter(s) | 2025-12-17 | PDF 24.1 KB |
| FCC Software Configuration Control Declaration Rev1.1 | Cover Letter(s) | 2025-12-17 | PDF 23.2 KB |
| Model Difference Declaration | Cover Letter(s) | 2025-12-17 | PDF 20 KB |
| MPE | RF Exposure Info | 2025-12-17 | PDF 15.7 KB |
| Block Metadata only | Block Diagram | PDF 338.8 KB | |
| SCH Metadata only | Schematics | PDF 1.2 MB | |
| Operation Description Metadata only | Operational Description | PDF 8.3 KB | |
| Operational Description Metadata only | Operational Description | PDF 8.3 KB | |
| FCC Software Security Requirements for UNII devices Rev 2.1 Metadata only | SDR Software/Security Info. | PDF 3.4 MB |
Application Information
| Application ID | ruh+3V0Z6ezIKXpUNTMWzw== |
|---|---|
| Final Action Date | 2025-12-17 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0035157213 |
| Model | DM1 |
| Frequency Range | 433.905 MHz |
| Equipment Class | DSC - Part 15 Security/Remote Control Transmitter |
| Device Description | Video Doorbell |
| Responsible Party | Long Zhu, 3035427207@qq.com  , 13302916106 |
| Technical Contact | Shenzhen Zhongxin Shidai Technology Co.,Ltd., 3035427207@qq.com |
| Non-Technical Contact | Ethan Liao, KIIGOO.HOT INC, Ethan@kiigoo-hot.org , 00 1 (337) 446-9522 |
| Test Firm | Jason Zhou, Shenzhen HUAK Testing Technology Co., Ltd., jason@cer-mark.com  , 86-755-23029901 |
| TCB Email | certification@micomlabs.com  |
| TCB Scope | A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices |
| 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 |
|---|---|---|
| ruh+3V0Z6ezIKXpUNTMWzw== | 2025-12-17 | Original Equipment |
| bUKgMRL69wumR4wzcHdYcA== | 2025-12-17 | Original Equipment |
| Nm4Za5oqeqetbDitdnyvbg== | 2025-12-17 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application ruh+3V0Z6ezIKXpUNTMWzw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
MiCOM Labs 575 Boulder Court Pleasanton, CA 94566 |
Date of Grant: 12/17/2025 Application Dated: 12/17/2025 |
| Shenzhen Zhongxin Shidai Technology Co.,Ltd. |
| 201,Building B,Chunenghui,No.11Qinghuamei Road, |
| Guanhu Street, Longhua District |
| Shenzhen, China |
| Attention: Long Zhu , |
| 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: | 2BFI9-DM1 |
| Name of Grantee: | Shenzhen Zhongxin Shidai Technology Co.,Ltd. |
| Equipment Class: | Part 15 Security/Remote Control Transmitter |
| Notes: | Video Doorbell |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15.231 | 433.9054 - 433.9054 |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application Nm4Za5oqeqetbDitdnyvbg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
MiCOM Labs 575 Boulder Court Pleasanton, CA 94566 |
Date of Grant: 12/17/2025 Application Dated: 12/17/2025 |
| Shenzhen Zhongxin Shidai Technology Co.,Ltd. |
| 201,Building B,Chunenghui,No.11Qinghuamei Road, |
| Guanhu Street, Longhua District |
| Shenzhen, China |
| Attention: Long Zhu , |
| 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: | 2BFI9-DM1 |
| Name of Grantee: | Shenzhen Zhongxin Shidai Technology Co.,Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Video Doorbell |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2412.0 - 2462.0 | 0.03083 |
| Power listed is the maximum conducted output power. This device contains 20 and 40 MHz signal bandwidth. The antenna used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-Users must be provided with transmitter operation conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application bUKgMRL69wumR4wzcHdYcA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
MiCOM Labs 575 Boulder Court Pleasanton, CA 94566 |
Date of Grant: 12/17/2025 Application Dated: 12/17/2025 |
| Shenzhen Zhongxin Shidai Technology Co.,Ltd. |
| 201,Building B,Chunenghui,No.11Qinghuamei Road, |
| Guanhu Street, Longhua District |
| Shenzhen, China |
| Attention: Long Zhu , |
| 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: | 2BFI9-DM1 |
| Name of Grantee: | Shenzhen Zhongxin Shidai Technology Co.,Ltd. |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Video Doorbell |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5745.0 - 5825.0 | 0.01191 |
| Output power listed is maximum conducted output power. This device contains 20 and 40 MHz signal bandwidth. The antennas used with this transmitter must be installed to provide a minimum separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi- transmitter product procedures. End-users must be provided with operating procedures for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |