FCC ID 2A3AS-TWHD-TX1H
2.4 GHz Wireless Transmitter Box
by Shanghai Smart Control Co., Ltd.
Grantee Code: 2A3AS Product Code: TWHDTX1H
Latest application date: 2026-11-03
FCC ID Device Details
| FCC ID | 2A3AS-TWHD-TX1H |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2A3AS |
| Product Code | TWHDTX1H |
| Applicant Business | Shanghai Smart Control Co., Ltd. 🇨🇳 |
| Related Domains |  smartsh.com  iconsigh.com |
| Equipment Class | 2.4 GHz Wireless Transmitter Box |
| Test Firm | BAY AREA COMPLIANCE LABORATORIES CORP (Guangming) |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2412-2462 MHz | Original Equipment | 2026-11-03 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-11-03 | PDF 5.7 MB |
| Internal Photos | Internal Photos | 2026-11-03 | PDF 514.2 KB |
| External Photos | External Photos | 2026-11-03 | PDF 480.3 KB |
| Label and Label Location | ID Label/Location Info | 2026-11-03 | PDF 292.6 KB |
| Test Setup Photos | Test Setup Photos | 2026-11-03 | PDF 322.1 KB |
| Antenna Specification | Test Report | 2026-11-03 | PDF 457.8 KB |
| Test Report Part 1 | Test Report | 2026-11-03 | PDF 994.7 KB |
| Test Report Part 2 | Test Report | 2026-11-03 | PDF 5.3 MB |
| Attestation Letter | Attestation Statements | 2026-11-03 | PDF 27.8 KB |
| Attestation Letter-2.911(d)(5)(i) | Attestation Statements | 2026-11-03 | PDF 25.3 KB |
| Attestation Letter-2.911(d)(5)(ii) | Attestation Statements | 2026-11-03 | PDF 26.6 KB |
| US Agent Attestation Letter | Attestation Statements | 2026-11-03 | PDF 100 KB |
| FCC Agent Authorization Letter | Cover Letter(s) | 2026-11-03 | PDF 35.5 KB |
| FCC Confidentiality Letter | Cover Letter(s) | 2026-11-03 | PDF 30.7 KB |
| RF Exposure Information | RF Exposure Info | 2026-11-03 | PDF 339.1 KB |
| Block Diagram Metadata only | Block Diagram | PDF 400.9 KB | |
| Schematics Metadata only | Schematics | PDF 338.1 KB | |
| Operation Description Metadata only | Operational Description | PDF 1.9 MB |
Application Information
| Application ID | GK8+RhfW0tfqa9UNSb+Xww== |
|---|---|
| Final Action Date | 2026-11-03 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0031436694 |
| Model | TWHD-TX1H |
| Frequency Range | 2412-2462 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | 2.4 GHz Wireless Transmitter Box |
| Responsible Party | Dave Zhang, wf@smartsh.com , 0086-21-3782 9918 |
| Non-Technical Contact | Benjamin Kaur, Iconsigh, benjamin.kaur@iconsigh.com , +1 (408) 320-9867 |
| Test Firm | Hazel Li, BAY AREA COMPLIANCE LABORATORIES CORP (Guangming), qa@atc-lab.com  , 86-755-2650-3290 |
| TCB Email | bacl.regulatory@baclcorp.com  |
| 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 |
|---|---|---|
| GK8+RhfW0tfqa9UNSb+Xww== | 2026-11-03 | Original Equipment |
Grants
TCB Grant - Application GK8+RhfW0tfqa9UNSb+Xww==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Bay Area Compliance Laboratories Corp. 1274 Anvilwood Avenue Sunnyvale, CA 94089 |
Date of Grant: 11/03/2026 Application Dated: 11/03/2026 |
| Shanghai Smart Control Co., Ltd. |
| Room A, Lane 2088, Laifang Road, |
| Songjiang District, |
| Shanghai, China |
| Attention: Dave Zhang , CEO |
| 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: | 2A3AS-TWHD-TX1H |
| Name of Grantee: | Shanghai Smart Control Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | 2.4 GHz Wireless Transmitter Box |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| MO | 15C | 2412.0 - 2462.0 | 0.092 |
| Output power listed is conducted. The antenna(s) 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 instructions and operating conditions for satisfying RF exposure compliance. |
| MO: | This Multiple Input Multiple Output (MIMO) device was evaluated for multiple transmitted signals as indicated in the filing. |