FCC ID 2AOKX-Y99ULTRA
TWS Wireless Earphones
by Shenzhen Swetz Sound Technology Co., Limited
Grantee Code: 2AOKX Product Code: Y99ULTRA
Latest application date: 2026-07-15
FCC ID Device Details
| FCC ID | 2AOKX-Y99ULTRA |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AOKX |
| Product Code | Y99ULTRA |
| Applicant Business | Shenzhen Swetz Sound Technology Co., Limited 🇨🇳 |
| Related Domains |  swetzsound.com  ttsmarket.cc |
| Equipment Class | TWS Wireless Earphones |
| Test Firm | SHENZHEN NCT TESTING TECHNOLOGY CO., LTD. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-07-15 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| External photos | External Photos | 2026-07-15 | PDF 1.1 MB |
| ID label and location | ID Label/Location Info | 2026-07-15 | PDF 65 KB |
| Antenna Specification | Test Report | 2026-07-15 | PDF 1.2 MB |
| Test report | Test Report | 2026-07-15 | PDF 592.5 KB |
| Test report DATA Left | Test Report | 2026-07-15 | PDF 4.2 MB |
| Test report DATA Right | Test Report | 2026-07-15 | PDF 4.2 MB |
| Attestation Statement | Attestation Statements | 2026-07-15 | PDF 136.6 KB |
| Kaspersky Statement | Attestation Statements | 2026-07-15 | PDF 245.3 KB |
| Product similarity Declaration | Attestation Statements | 2026-07-15 | PDF 128.7 KB |
| TCB_validation_US_agent_process | Attestation Statements | 2026-07-15 | PDF 1.2 MB |
| Us_Agent | Attestation Statements | 2026-07-15 | PDF 114.8 KB |
| Confidentiality | Cover Letter(s) | 2026-07-15 | PDF 192.7 KB |
| Letter Authorization | Cover Letter(s) | 2026-07-15 | PDF 75.1 KB |
| MPE | RF Exposure Info | 2026-07-15 | PDF 203.4 KB |
| User manual Metadata only | Users Manual | 2027-01-11 | PDF 3.4 MB |
| Internal photos Metadata only | Internal Photos | 2027-01-11 | PDF 1.1 MB |
| Test Setup photo Metadata only | Test Setup Photos | 2027-01-11 | PDF 533.2 KB |
| Block Diagram Metadata only | Block Diagram | PDF 72.9 KB | |
| Schematics Metadata only | Schematics | PDF 333.7 KB | |
| Operational Description Metadata only | Operational Description | PDF 144.7 KB |
Application Information
| Application ID | ZtbWgBXolp1zq4tS/q8Alg== |
|---|---|
| Final Action Date | 2026-07-15 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0027078971 |
| Model | Y99ULTRA |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | TWS Wireless Earphones |
| Responsible Party | Feng Yang, feng.yang@swetzsound.com , +86-755-28404633 |
| Technical Contact | Henry Wang, Shenzhen NCT Testing Technology Co., Ltd., Henry@nct-testing.com  , 0755- 27790922 |
| Non-Technical Contact | Maverick Lim, TTS MARKET INC., Maverick@ttsmarket.cc , 001-(646)305-2908 |
| Test Firm | Henry Wang, SHENZHEN NCT TESTING TECHNOLOGY CO., LTD., Henry@nct-testing.com , 0755-27790922 |
| TCB Email | elabscert@applus.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| 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 |
|---|---|---|
| ZtbWgBXolp1zq4tS/q8Alg== | 2026-07-15 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.00089 | 15C |
Grants
TCB Grant - Application ZtbWgBXolp1zq4tS/q8Alg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
LGAI Technological Center S.A. (APPLUS) Ronda de la Font del Carme, s/n <BR>P.O. Box 08193, Barcelona, Spain |
Date of Grant: 07/15/2026 Application Dated: 07/15/2026 |
| Shenzhen Swetz Sound Technology Co., Limited |
| No.19, Jianlong Street, Baoan Community |
| Yuanshan, Longgang District |
| Shenzhen, China |
| Attention: Feng Yang , |
| 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: | 2AOKX-Y99ULTRA |
| Name of Grantee: | Shenzhen Swetz Sound Technology Co., Limited |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | TWS Wireless Earphones |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.00089 |
| Output power listed is conducted. |