FCC ID 2BYKAK4007A
Keep S3 Pro-S Body Composition Scale
by Shenzhen Calorie Sports Technology Co., Ltd.
Grantee Code: 2BYKA Product Code: K4007A
Latest application date: 2026-11-02
FCC ID Device Details
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Original Equipment | 2026-11-02 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2026-11-02 | PDF 1.8 MB |
| Internal Photos of EUT | Internal Photos | 2026-11-02 | PDF 3.8 MB |
| External Photos of EUT | External Photos | 2026-11-02 | PDF 2.5 MB |
| FCC-label | ID Label/Location Info | 2026-11-02 | PDF 727.6 KB |
| Test Setup Photos of the EUT | Test Setup Photos | 2026-11-02 | PDF 2.3 MB |
| Antenna specification | Test Report | 2026-11-02 | PDF 951.6 KB |
| CTL2609044021-WF01 15.247 Bluetooth Low Energy | Test Report | 2026-11-02 | PDF 3.6 MB |
| CTL2609044021-WF01_Bluetooth Low Energy_Appendix | Test Report | 2026-11-02 | PDF 1.4 MB |
| CTL2609044021-WF02 15.247 2.4G Wi-Fi | Test Report | 2026-11-02 | PDF 2 MB |
| CTL2609044021-WF02_2.4G Wi-Fi_Appendix | Test Report | 2026-11-02 | PDF 3.8 MB |
| USA-CoveredEquipmentLetter-Combined_V1.1 | Attestation Statements | 2026-11-02 | PDF 125.7 KB |
| USA-LocalRepLetter_V1.1 -2BYKAK4007A | Attestation Statements | 2026-11-02 | PDF 476.1 KB |
| FCC Declaration of Disable WLAN Channel 12 and 13 | Cover Letter(s) | 2026-11-02 | PDF 104.7 KB |
| USA-ConfidentialityRequestLetter_V0.1 | Cover Letter(s) | 2026-11-02 | PDF 104.9 KB |
| CTL2609044021-WFH RF exposure FCC | RF Exposure Info | 2026-11-02 | PDF 548.7 KB |
| Block diagram Metadata only | Block Diagram | PDF 285.1 KB | |
| Schematic Metadata only | Schematics | PDF 648.4 KB | |
| Operational Description Metadata only | Operational Description | PDF 204.1 KB | |
| USA-DueDigilenceLetter_V0.1 Metadata only | Operational Description | PDF 95.4 KB | |
| BOM Metadata only | Parts List/Tune Up Info | PDF 111.9 KB |
Application Information
| Application ID | /J/mez7zeZF7jLgZ83/kzg== |
|---|---|
| Final Action Date | 2026-11-02 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0038955506 |
| Model | K4007A |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Keep S3 Pro-S Body Composition Scale |
| Responsible Party | Dali Ren, renshunli@keep.com  , 4006-321-666 |
| Non-Technical Contact | Cindy Wu, HOORAY INDUSTRY LLC, cindynewhope@gmail.com  , (626) 910-5808 |
| Test Firm | Tracy Qi, Shenzhen CTL Testing Technology Co., Ltd., qihui@ctl-lab.com  , 86-755-89486194 |
| TCB Email | o.kneip@kl-certification.de  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| 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 |
|---|---|---|
| /J/mez7zeZF7jLgZ83/kzg== | 2026-11-02 | Original Equipment |
Grants
TCB Grant - Application /J/mez7zeZF7jLgZ83/kzg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
KL-Certification GmbH Heinrich-Hertz-Allee 7 St. Ingbert, 66386 Germany |
Date of Grant: 11/02/2026 Application Dated: 11/02/2026 |
| Shenzhen Calorie Sports Technology Co., Ltd. |
| Room 1103, Unit 2, Building C, Kexing Science Park |
| , No. 15 Keyuan Road, Central Zone of Science & |
| Technology Park, Nanshan District, Shenzhen,, China |
| Attention: Dali Ren , Manager |
| 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: | 2BYKAK4007A |
| Name of Grantee: | Shenzhen Calorie Sports Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Keep S3 Pro-S Body Composition Scale |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0015 | |||
| 15C | 2412.0 - 2462.0 | 0.0035 |
| Output Power listed is peak conducted. This device supports 802.11b, 802.11g and 802.11n with a 20 MHz and 40 MHz bandwidth mode. |