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 |
| 5755-5795 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 |
| HTT202609298F03_Test report-WIFI 5G Rev.1 | Test Report | 2026-10-20 | PDF 1.4 MB |
| 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 |
| USA-NIIDeclarationLetter_V0.1 -Slaver | Cover Letter(s) | 2026-10-20 | PDF 144.5 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 | |
| USA-SoftwareSecurityKDB594280D02_Slaver Metadata only | SDR Software/Security Info. | PDF 547.2 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 |
| OXS21bz1WLxmoSiponN4Zw== | 2026-10-20 | Original Equipment |
| 2GeBmcWKw3rbD9iD2waKew== | 2026-10-20 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application OXS21bz1WLxmoSiponN4Zw==
| 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: | Unlicensed National Information Infrastructure TX |
| Notes: | CASTJOY |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5755.0 - 5795.0 | 0.0074 |
| Output power listed is average conducted. This device supports 802.11ac with 40 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. |
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. |