FCC ID ZRR-HIFI400
Oakcastle HIFI400 CD Music System
by Shenzhen Adition Audio Science & Technology CO., LTD.
Grantee Code: ZRR Product Code: HIFI400
Latest application date: 2025-01-18
FCC ID Device Details
| FCC ID | ZRR-HIFI400 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | ZRR |
| Product Code | HIFI400 |
| Applicant Business | Shenzhen Adition Audio Science & Technology CO., LTD. 🇨🇳 |
| Related Domains |  adition.com.cn |
| Equipment Class | Oakcastle HIFI400 CD Music System |
| Test Firm | Shenzhen CCUT Quality Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-01-18 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2025-07-16 | PDF 1.6 MB |
| Internal Photos | Internal Photos | 2025-07-16 | PDF 2.4 MB |
| External Photos | External Photos | 2025-01-18 | PDF 994.2 KB |
| Label Information | ID Label/Location Info | 2025-01-18 | PDF 363.8 KB |
| Test Setup Photos | Test Setup Photos | 2025-07-16 | PDF 495.5 KB |
| Test Report | Test Report | 2025-01-18 | PDF 3.2 MB |
| Attestation of Cover List | Attestation Statements | 2025-01-18 | PDF 238.1 KB |
| US Agent | Attestation Statements | 2025-01-18 | PDF 295.9 KB |
| Agent Authorization Letter Template | Cover Letter(s) | 2025-01-18 | PDF 100.8 KB |
| Antenna Report | Cover Letter(s) | 2025-01-18 | PDF 506.5 KB |
| FCC Short & Long Term Confidentiality Request | Cover Letter(s) | 2025-01-18 | PDF 119.9 KB |
| Model Difference | Cover Letter(s) | 2025-01-18 | PDF 15.8 KB |
| RF Exposure | RF Exposure Info | 2025-01-18 | PDF 224.9 KB |
| Block Diagram Metadata only | Block Diagram | PDF 303.6 KB | |
| Schematics Metadata only | Schematics | PDF 207.7 KB | |
| Operational Description Metadata only | Operational Description | PDF 1.2 MB |
Application Information
| Application ID | Bhyp57aLDFS0kfqjfSl4yw== |
|---|---|
| Final Action Date | 2025-01-18 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0021018981 |
| Model | HIFI400 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Oakcastle HIFI400 CD Music System |
| Responsible Party | Zhengxin Miao, General Manager, adition@adition.com.cn , (86) 755-27405088 |
| Technical Contact | Shenzhen Adition Audio Science & Technology CO., L, adition@adition.com.cn |
| Test Firm | Lahm Peng, Shenzhen CCUT Quality Technology Co., Ltd., lahm@ccuttest.com  , +86-13798582307 |
| TCB Email | anezam@qai.org  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 07/16/2025 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | Output power listed is conducted power. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| Bhyp57aLDFS0kfqjfSl4yw== | 2025-01-18 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0020000 | 15C |
Grants
TCB Grant - Application Bhyp57aLDFS0kfqjfSl4yw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
QAI LABORATORIES LTD 3980 North Fraser Way Burnaby, BC, V5J5K5 Canada |
Date of Grant: 01/18/2025 Application Dated: 01/16/2025 |
| Shenzhen Adition Audio Science & Technology CO., LTD. |
| No.1 Building, No.61, Yuxing Road, Yulu |
| Community, Yutang Committee, |
| Guangming District, Shenzhen,, China |
| Attention: Zhengxin Miao , General 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: | ZRR-HIFI400 |
| Name of Grantee: | Shenzhen Adition Audio Science & Technology CO., LTD. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Oakcastle HIFI400 CD Music System |
| 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 power. |
EAS Grant - Application Bhyp57aLDFS0kfqjfSl4yw==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Shenzhen Adition Audio Science & Technology CO., LTD. No.1 Building, No.61, Yuxing Road, Yulu Community, Yutang Committee, Guangming District, Shenzhen,, China |
Date of Grant: 01/18/2025 Application Dated: 01/16/2025 |
| Attention: Zhengxin Miao , General 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: | ZRR-HIFI400 |
| Name of Grantee: | Shenzhen Adition Audio Science & Technology CO., LTD. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Oakcastle HIFI400 CD Music System |
| Modular Type: | Does not apply |
| 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 power. |
| Mail To: |