FCC ID 2BYMC-X1
CASTJOY
by Lantian New Technology R&D (Shenzhen) Co., Ltd.
Grantee Code: 2BYMC Product Code: X1
Latest application date: 2026-10-20
FCC ID Device Details
| FCC ID | 2BYMC-X1 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BYMC |
| Product Code | X1 |
| Applicant Business | Lantian New Technology R&D (Shenzhen) Co., Ltd. 🇨🇳 |
| Equipment Class | CASTJOY |
| Test Firm | Shenzhen HTT Technology Co.,Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-10-20 |
| 2412-2462 MHz | Original Equipment | 2026-10-20 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-10-20 | PDF 1.4 MB |
| appendix II EUT Internal photo | Internal Photos | 2026-10-20 | PDF 953.1 KB |
| appendix II EUT External photo | External Photos | 2026-10-20 | PDF 812.2 KB |
| Label and Label Location | ID Label/Location Info | 2026-10-20 | PDF 222.6 KB |
| appendix I EUT Test Setup photo | Test Setup Photos | 2026-10-20 | PDF 329.2 KB |
| Antenna Specification | Test Report | 2026-10-20 | PDF 3 MB |
| Appendix RF Test Data for 2.4G WIFI | Test Report | 2026-10-20 | PDF 1.2 MB |
| Appendix RF Test Data for BLE | Test Report | 2026-10-20 | PDF 2.1 MB |
| Appendix RF Test Data for BT | Test Report | 2026-10-20 | PDF 4.6 MB |
| HTT202609298F01_Test Report-2.4G WIFI N40 | Test Report | 2026-10-20 | PDF 2.2 MB |
| HTT202609298F02_Test Report-BT FCC | Test Report | 2026-10-20 | PDF 959.1 KB |
| HTT202609298F04_Test Report-BLE FCC | Test Report | 2026-10-20 | PDF 880.8 KB |
| USA-CoveredEquipmentLetter-Combined_V1.1 | Attestation Statements | 2026-10-20 | PDF 127.9 KB |
| USA-LocalRepLetter_V1.1 - 2BYMC-X1 | Attestation Statements | 2026-10-20 | PDF 487.3 KB |
| FCC Declaration of Disable WLAN Channel 12 and 13 | Cover Letter(s) | 2026-10-20 | PDF 105.7 KB |
| USA-ConfidentialityRequestLetter_V0.1 | Cover Letter(s) | 2026-10-20 | PDF 103.5 KB |
| HTT202609298F05_RF Exposure-MPE | RF Exposure Info | 2026-10-20 | PDF 400 KB |
| Block diagram Metadata only | Block Diagram | PDF 40.7 KB | |
| schematic Metadata only | Schematics | PDF 322.6 KB | |
| Operation Description Metadata only | Operational Description | PDF 207.3 KB | |
| USA-DueDigilenceLetter_V0.1 Metadata only | Operational Description | PDF 144.8 KB |
Application Information
| Application ID | aYFC/XXsIbtVJLZqCAevIw== |
|---|---|
| Final Action Date | 2026-10-20 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0038992905 |
| Model | X1 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | CASTJOY |
| Responsible Party | Tianen Feng, sales-lantech@outlook.com  , 13603034005 |
| Non-Technical Contact | Cindy Wu, HOORAY INDUSTRY LLC, cindynewhope@gmail.com  , (626) 910-5808 |
| Test Firm | Kevin Yang, Shenzhen HTT Technology Co.,Ltd., info@httprc.com  , 86-755-23595200 |
| 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 |
|---|---|---|
| aYFC/XXsIbtVJLZqCAevIw== | 2026-10-20 | Original Equipment |
| 2GeBmcWKw3rbD9iD2waKew== | 2026-10-20 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application aYFC/XXsIbtVJLZqCAevIw==
| 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: 10/20/2026 Application Dated: 10/20/2026 |
| Lantian New Technology R&D (Shenzhen) Co., Ltd. |
| Room A1205, Youlin Apartment, No.5, Taoyuan Road, |
| Dawangshan Community, Nantou Sub-district, |
| Nanshan District, Shenzhen, Guangdong, 518000 China |
| Attention: Tianen Feng , |
| 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: | 2BYMC-X1 |
| Name of Grantee: | Lantian New Technology R&D (Shenzhen) Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | CASTJOY |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.001 |
| Output Power listed is peak conducted. RF exposure compliance is addressed for 1.1310 and 2.1091 MPE limits. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. End Users must be provided with transmitter operation conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 2GeBmcWKw3rbD9iD2waKew==
| 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: 10/20/2026 Application Dated: 10/20/2026 |
| Lantian New Technology R&D (Shenzhen) Co., Ltd. |
| Room A1205, Youlin Apartment, No.5, Taoyuan Road, |
| Dawangshan Community, Nantou Sub-district, |
| Nanshan District, Shenzhen, Guangdong, 518000 China |
| Attention: Tianen Feng , |
| 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: | 2BYMC-X1 |
| Name of Grantee: | Lantian New Technology R&D (Shenzhen) Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | CASTJOY |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.001 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.0312 |
| Output Power listed is peak conducted. This device supports 802.11b with a 20 MHz bandwidth mode. RF exposure compliance is addressed for 1.1310 and 2.1091 MPE limits. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. End Users must be provided with transmitter operation conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |