FCC ID 2BLT4-M8
Wireless Speaker
by Youlisn(Shenzhen)Technology Co.,Ltd
Grantee Code: 2BLT4 Product Code: M8
Latest application date: 2026-07-03
FCC ID Device Details
| FCC ID | 2BLT4-M8 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BLT4 |
| Product Code | M8 |
| Applicant Business | Youlisn(Shenzhen)Technology Co.,Ltd 🇨🇳 |
| Related Domains |  youlisn.com  glocerts.com |
| Equipment Class | Wireless Speaker |
| Test Firm | Global United Technology Services Co. Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-07-03 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| manual | Users Manual | 2026-07-03 | PDF 2 MB |
| Internal photos 2 | Internal Photos | 2026-07-03 | PDF 3.1 MB |
| InternalPhotos 1 | Internal Photos | 2026-07-03 | PDF 3.2 MB |
| External photos | External Photos | 2026-07-03 | PDF 2.5 MB |
| Label and its Location | ID Label/Location Info | 2026-07-03 | PDF 389.6 KB |
| Test Setup photo---DSS | Test Setup Photos | 2026-07-03 | PDF 1.6 MB |
| 15-247 BT-EDR | Test Report | 2026-07-03 | PDF 1.9 MB |
| Antenna | Test Report | 2026-07-03 | PDF 4.4 MB |
| Appendix-for-BT-EDR | Test Report | 2026-07-03 | PDF 4.1 MB |
| 2.911_(d)(5)(US) Certification Equipment Type v1.2 | Attestation Statements | 2026-07-03 | PDF 441.9 KB |
| 2.911_(d)(5)(i) Certification Equipment | Attestation Statements | 2026-07-03 | PDF 279.4 KB |
| 2.911_(d)(5)(ii) Certificiation Applicant v1.3 | Attestation Statements | 2026-07-03 | PDF 261.3 KB |
| Agent Authorization | Cover Letter(s) | 2026-07-03 | PDF 11.4 KB |
| Declaration Letter of Model Difference | Cover Letter(s) | 2026-07-03 | PDF 61.5 KB |
| FCC-Long-Term-Confidentiality-Request | Cover Letter(s) | 2026-07-03 | PDF 139.8 KB |
| MPE | RF Exposure Info | 2026-07-03 | PDF 202.1 KB |
| BlockDiagram Metadata only | Block Diagram | PDF 30.2 KB | |
| SCH Metadata only | Schematics | PDF 149.3 KB | |
| OP Metadata only | Operational Description | PDF 51.8 KB |
Application Information
| Application ID | EgyKKNBOHQ4sygQodeSS9A== |
|---|---|
| Final Action Date | 2026-07-03 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0036174696 |
| Model | M8 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Wireless Speaker |
| Responsible Party | Xiao Juan Lliu, lesley@youlisn.com , 19166367842 |
| Technical Contact | Youlisn(Shenzhen)Technology Co.,Ltd, lesley@youlisn.com |
| Non-Technical Contact | Huiying Fan, GLOCERTS TECHNOLOGY INC, huiying.fan@glocerts.com , (626) 588-8039 |
| Test Firm | Robinson Lo, Global United Technology Services Co. Ltd., robinson.lo@gtstest.com  , 86-0-755-2779-8480 |
| TCB Email | certification@micomlabs.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 |
|---|---|---|
| EgyKKNBOHQ4sygQodeSS9A== | 2026-07-03 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.00055 | 15C |
Grants
TCB Grant - Application EgyKKNBOHQ4sygQodeSS9A==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
MiCOM Labs 575 Boulder Court Pleasanton, CA 94566 |
Date of Grant: 07/03/2026 Application Dated: 07/03/2026 |
| Youlisn(Shenzhen)Technology Co.,Ltd |
| Room 501,Building 5,No.796 Jihua Road,Yousong |
| Community,Longhua Subdistrict,Longhua District, |
| Shenzhen,Guang dong, China |
| Attention: Xiao Juan Lliu , |
| 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: | 2BLT4-M8 |
| Name of Grantee: | Youlisn(Shenzhen)Technology Co.,Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Wireless Speaker |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.00055 |
| Output power listed is conducted power. |