FCC ID 2BYD7-F28B
smart key lock box
by Huizhou Yinzun Technology Co., Ltd.
Grantee Code: 2BYD7 Product Code: F28B
Latest application date: 2026-09-22
FCC ID Device Details
| FCC ID | 2BYD7-F28B |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BYD7 |
| Product Code | F28B |
| Applicant Business | Huizhou Yinzun Technology Co., Ltd. 🇨🇳 |
| Related Domains | |
| Equipment Class | smart key lock box |
| Test Firm | Shenzhen DL Testing Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-09-22 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| ID label and location | ID Label/Location Info | 2026-09-22 | PDF 134.3 KB |
| Antenna Specification | Test Report | 2026-09-22 | PDF 408.1 KB |
| Test report | Test Report | 2026-09-22 | PDF 1.6 MB |
| Test report DATA | Test Report | 2026-09-22 | PDF 989.5 KB |
| Attestation Statement | Attestation Statements | 2026-09-22 | PDF 442.8 KB |
| Kaspersky Statement | Attestation Statements | 2026-09-22 | PDF 672.3 KB |
| TCB_validation_US_agent_process | Attestation Statements | 2026-09-22 | PDF 1.4 MB |
| Us_Agent | Attestation Statements | 2026-09-22 | PDF 158.4 KB |
| Confidentiality | Cover Letter(s) | 2026-09-22 | PDF 540.3 KB |
| Letter Authorization | Cover Letter(s) | 2026-09-22 | PDF 146.7 KB |
| MPE | RF Exposure Info | 2026-09-22 | PDF 162.7 KB |
| User manual Metadata only | Users Manual | 2027-03-21 | PDF 5.3 MB |
| Internal photos Metadata only | Internal Photos | 2027-03-21 | PDF 714.7 KB |
| External photos Metadata only | External Photos | 2027-03-21 | PDF 614.4 KB |
| Test Setup photo Metadata only | Test Setup Photos | 2027-03-21 | PDF 434.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 50.4 KB | |
| Schematics Metadata only | Schematics | PDF 1.4 MB | |
| Operational Description Metadata only | Operational Description | PDF 118.7 KB |
Application Information
| Application ID | NqPklo8iRiU9D5wln+MlcA== |
|---|---|
| Final Action Date | 2026-09-22 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0038911228 |
| Model | F28B |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | smart key lock box |
| Responsible Party | Jack bu, 986250419@qq.com |
| Technical Contact | Jade Yang, Shenzhen DL Testing Technology Co., Ltd., Jade.yang@dl-cert.com |
| Non-Technical Contact | Jianfeng Gao, Herland International Trading Inc, jianfenggao@hyunturlee-commerce.com |
| Test Firm | Jade Yang, Shenzhen DL Testing Technology Co., Ltd., Jade.yang@dl-cert.com |
| TCB Email | elabscert@applus.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 | No |
| 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 |
|---|---|---|
| NqPklo8iRiU9D5wln+MlcA== | 2026-09-22 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.002 | 15C |
Grants
TCB Grant - Application NqPklo8iRiU9D5wln+MlcA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
LGAI Technological Center S.A. (APPLUS) Ronda de la Font del Carme, s/n <BR>P.O. Box 08193, Barcelona, Spain |
Date of Grant: 09/22/2026 Application Dated: 09/22/2026 |
| Huizhou Yinzun Technology Co., Ltd. |
| Room 03,5th Floor,Unit 2,Building 4,Wendaxin Shang |
| mingju Commercial Residential Complex,No.36Huifeng |
| 1st Road,Zhongkai High tech Zone,Huizhou, China |
| Attention: Jack bu , |
| 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: | 2BYD7-F28B |
| Name of Grantee: | Huizhou Yinzun Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | smart key lock box |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.002 |
| Output power listed is conducted. |