FCC ID 2BWTU-MBZ255
Smart Sound Machine
by Shenzhen Maifar Technology Co.,Ltd
Grantee Code: 2BWTU Product Code: MBZ255
Latest application date: 2026-07-03
FCC ID Device Details
| FCC ID | 2BWTU-MBZ255 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BWTU |
| Product Code | MBZ255 |
| Applicant Business | Shenzhen Maifar Technology Co.,Ltd 🇨🇳 |
| Related Domains |  maifar.com |
| Equipment Class | Smart Sound Machine |
| Test Firm | SHENZHEN STS TEST SERVICES CO.,LTD. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-07-03 |
| 2402-2480 MHz | Original Equipment | 2026-07-03 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-07-03 | PDF 2.8 MB |
| MBZ255_Internal Photos | Internal Photos | 2026-07-03 | PDF 1.6 MB |
| MBZ257_Internal Photos | Internal Photos | 2026-07-03 | PDF 1.5 MB |
| MBZ255_External Photos | External Photos | 2026-07-03 | PDF 1.1 MB |
| MBZ257_External Photos | External Photos | 2026-07-03 | PDF 1.1 MB |
| FCC Label location | ID Label/Location Info | 2026-07-03 | PDF 129.6 KB |
| Test setup photo | Test Setup Photos | 2026-07-03 | PDF 511.5 KB |
| Antenna Specification | Test Report | 2026-07-03 | PDF 1.4 MB |
| TR_STS2512145W03_RF_BT_Part 15.247 | Test Report | 2026-07-03 | PDF 4.7 MB |
| TR_STS2512145W04_RF_BLE_Part 15.247 | Test Report | 2026-07-03 | PDF 2 MB |
| USA-CoveredEquipmentLetter-Combined_V1.1 | Attestation Statements | 2026-07-03 | PDF 137.1 KB |
| USA-LocalRepLetter_V1.1 -2BWTU-MBZ255 | Attestation Statements | 2026-07-03 | PDF 582.1 KB |
| Declaration Letter of Model Difference | Cover Letter(s) | 2026-07-03 | PDF 93.1 KB |
| USA-ConfidentialityRequestLetter_V0.1 | Cover Letter(s) | 2026-07-03 | PDF 117.7 KB |
| TR_STS2512145H03_MPE_FCC RF exposure | RF Exposure Info | 2026-07-03 | PDF 458.4 KB |
| Block diagram Metadata only | Block Diagram | PDF 89.3 KB | |
| Schematic Metadata only | Schematics | PDF 612.9 KB | |
| Operational Description Metadata only | Operational Description | PDF 132 KB | |
| USA-DueDigilenceLetter_V0.1 Metadata only | Operational Description | PDF 157.2 KB |
Application Information
| Application ID | el4yDs0P4n5JZY30IRIq6w== |
|---|---|
| Final Action Date | 2026-07-03 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0031200421 |
| Model | MBZ255 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Smart Sound Machine |
| Responsible Party | Li Jian, mars.li@maifar.com , +86-15989598451 |
| Non-Technical Contact | Cindy Wu, HOORAY INDUSTRY LLC, cindynewhope@gmail.com  , (626) 910-5808 |
| Test Firm | Bovey Yang, SHENZHEN STS TEST SERVICES CO.,LTD., Bovey@stsapp.com  , 86-755-36886288 |
| 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 | Yes |
| 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 |
|---|---|---|
| el4yDs0P4n5JZY30IRIq6w== | 2026-07-03 | Original Equipment |
| O9x3BwkCk4MNsPcHH2tigQ== | 2026-07-03 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0013 | 15C |
Grants
TCB Grant - Application O9x3BwkCk4MNsPcHH2tigQ==
| 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: 07/03/2026 Application Dated: 07/03/2026 |
| Shenzhen Maifar Technology Co.,Ltd |
| 4th Floor Building B,Shenzhen Longhua Furanna |
| Wisdom Park,No.1 Qingning Road,Qinghu Community, |
| Longhua Sub-district,Longhua District,Shenzhen,, China |
| Attention: Li Jian , 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: | 2BWTU-MBZ255 |
| Name of Grantee: | Shenzhen Maifar Technology Co.,Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | Smart Sound Machine |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0013 |
| Output Power listed is peak conducted. |
TCB Grant - Application el4yDs0P4n5JZY30IRIq6w==
| 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: 07/03/2026 Application Dated: 07/03/2026 |
| Shenzhen Maifar Technology Co.,Ltd |
| 4th Floor Building B,Shenzhen Longhua Furanna |
| Wisdom Park,No.1 Qingning Road,Qinghu Community, |
| Longhua Sub-district,Longhua District,Shenzhen,, China |
| Attention: Li Jian , 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: | 2BWTU-MBZ255 |
| Name of Grantee: | Shenzhen Maifar Technology Co.,Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Smart Sound Machine |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0013 |
| Output Power listed is peak conducted. |