QCT4 BT MIDI Controller Cover Letter(s) - FCC ID 2A7J4-QCT4
FCC ID 2A7J4-QCT4
Letter Authorization
BT MIDI Controller
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Document Details
| FCC ID | 2A7J4-QCT4 |
|---|---|
| Document ID | 9219292 |
| Document Type | Cover Letter(s) |
| Description | Letter Authorization |
| Applicant | Changsha Sonicake Technology Co., Ltd. |
| Equipment Class | BT MIDI Controller |
| Product Code | QCT4 |
| Application ID | Q/Tjg9mILhB71fbNEaUcaA== |
| Application Purpose | Original Equipment |
| Application Date | 2026-04-26 |
| Frequency Range | 2402-2480 MHz |
| FRN | 0032570772 |
| Test Firm | Shenzhen Microtest Co., Ltd. |
| Certified By | Feng Qian general manager |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Submitted | 2026-04-16 |
| Available | 2026-04-26 |
| Created | 2026-03-31 |
| Modified | 2026-03-31 |
| Pages | 1 |
| File Type | Adobe Acrobat PDF |
| File Size | 216464 |
| File SHA-256 | 541175516d42f0ee28d20b0926aadca0e83aa0960416503e2f68507ce34e17c3 |
| PDF Metadata Author | Adria Galin Pons |
| PDF Metadata Producer | Microsoft® Word 2016 Microsoft® Word 2016 |
| FCC.gov Sources | FCC.gov 9219292 |
Related FCC Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2026-04-26 | PDF 4.7 MB |
| Internal photos | Internal Photos | 2026-04-26 | PDF 3.1 MB |
| External photos | External Photos | 2026-04-26 | PDF 1.1 MB |
| ID label and location | ID Label/Location Info | 2026-04-26 | PDF 86 KB |
| Test Setup photo | Test Setup Photos | 2026-04-26 | PDF 824.9 KB |
| Antenna Specification | Test Report | 2026-04-26 | PDF 212.9 KB |
| Test report Metadata only | Test Report | 2026-04-26 | PDF 2.5 MB |
| Test report V2 | Test Report | 2026-04-26 | PDF 5 MB |
| Attestation Statement | Attestation Statements | 2026-04-26 | PDF 431.5 KB |
| Kaspersky Statement | Attestation Statements | 2026-04-26 | PDF 677.3 KB |
| TCB_validation_US_agent_process | Attestation Statements | 2026-04-26 | PDF 1.2 MB |
| Us_Agent | Attestation Statements | 2026-04-26 | PDF 159.8 KB |
| Confidentiality | Cover Letter(s) | 2026-04-26 | PDF 477.4 KB |
| Letter Authorization | Cover Letter(s) | 2026-04-26 | PDF 211.4 KB |
| RF Exposure Metadata only | RF Exposure Info | 2026-04-26 | PDF 334.8 KB |
| RF Exposure V2 | RF Exposure Info | 2026-04-26 | PDF 334.5 KB |
| Block Diagram Metadata only | Block Diagram | PDF 102.2 KB | |
| Schematics Metadata only | Schematics | PDF 133.9 KB | |
| Operational Description Metadata only | Operational Description | PDF 140.2 KB | |
| Operational Description V2 Metadata only | Operational Description | PDF 147.3 KB |