FCC ID 2BB8U-WS8452
LoRa Module
by Chengdu Silent Smart Technology Co., Ltd.
Grantee Code: 2BB8U Product Code: WS8452
Latest application date: 2024-01-10
FCC ID Device Details
| FCC ID | 2BB8U-WS8452 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BB8U |
| Product Code | WS8452 |
| Applicant Business | Chengdu Silent Smart Technology Co., Ltd. 🇨🇳 |
| Equipment Class | LoRa Module |
| Test Firm | Shenzhen CTB Testing Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 903-927 MHz | Original Equipment | 2024-01-10 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Users Manual | Users Manual | 2024-07-08 | PDF 970.3 KB |
| Internal Photos | Internal Photos | 2024-07-08 | PDF 591.9 KB |
| External Photos | External Photos | 2024-01-10 | PDF 575.1 KB |
| ID Label/Location Info | ID Label/Location Info | 2024-01-10 | PDF 299.8 KB |
| Test Setup Photos | Test Setup Photos | 2024-01-10 | PDF 240.6 KB |
| ATN Test Report | Test Report | 2024-01-10 | PDF 514.1 KB |
| Test Report | Test Report | 2024-01-10 | PDF 2.2 MB |
| Attestation Statements | Attestation Statements | 2024-01-10 | PDF 191.7 KB |
| US agent | Attestation Statements | 2024-01-10 | PDF 238.4 KB |
| Agent Authorization | Cover Letter(s) | 2024-01-10 | PDF 27.1 KB |
| Long & short term Confidentiality Letter | Cover Letter(s) | 2024-01-10 | PDF 139.2 KB |
| Modular Approval Letter | Cover Letter(s) | 2024-01-10 | PDF 167.9 KB |
| RF Exposure Info | RF Exposure Info | 2024-01-10 | PDF 217.3 KB |
| Block Diagram Metadata only | Block Diagram | PDF 105.4 KB | |
| Schematics Metadata only | Schematics | PDF 195.9 KB | |
| Operational Description Metadata only | Operational Description | PDF 85 KB |
Application Information
| Application ID | JVNeVW7Z5Aji2UxqrQfMzQ== |
|---|---|
| Final Action Date | 2024-01-10 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0034052233 |
| Model | WS8452 |
| Frequency Range | 903-927 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | LoRa Module |
| Responsible Party | Sheng Liguo, shengliguo777@163.com  , 18382150460 |
| Test Firm | Rita Xiao, Shenzhen CTB Testing Technology Co., Ltd., simon@ctb-lab.com  , 86-13538218145 |
| TCB Email | tcbinfo@metlabs.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 07/08/2024 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Single Modular Approval |
| Composite Device | No |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | Single Modular Transmitter. Output power listed is conducted. Co-location of this module with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. The host integrator must follow the integration instructions provided by the module manufacturer and ensure that the composite-system end product complies with the FCC requirements by a technical assessment or evaluation to the FCC rules and to KDB Publication 996369. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be collocated or operating in conjunction with any other antenna or transmitter, except the collocation as described in this filing or in accordance with FCC multi-transmitter product guidelines. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| JVNeVW7Z5Aji2UxqrQfMzQ== | 2024-01-10 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 903-927 MHz | 0.0237700 | 15C |
Grants
TCB Grant - Application JVNeVW7Z5Aji2UxqrQfMzQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 01/10/2024 Application Dated: 01/10/2024 |
| Chengdu Silent Smart Technology Co., Ltd. |
| 303-7, Floor 3, Building 12, No.38, South |
| Jinke Road, Jinniu Hi-tech Industrial Park, |
| Chengdu, Sichuan, China |
| Attention: Sheng Liguo |
| 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: | 2BB8U-WS8452 |
| Name of Grantee: | Chengdu Silent Smart Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | LoRa Module |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 903.0 - 927.0 | 0.02377 |
| Single Modular Transmitter. Output power listed is conducted. Co-location of this module with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. The host integrator must follow the integration instructions provided by the module manufacturer and ensure that the composite-system end product complies with the FCC requirements by a technical assessment or evaluation to the FCC rules and to KDB Publication 996369. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be collocated or operating in conjunction with any other antenna or transmitter, except the collocation as described in this filing or in accordance with FCC multi-transmitter product guidelines. |
EAS Grant - Application JVNeVW7Z5Aji2UxqrQfMzQ==
| COPY |
FEDERAL COMMUNICATIONS COMMISSION WASHINGTON, D.C. 20554 GRANT OF EQUIPMENT AUTHORIZATION |
COPY |
| Certification |
|
Chengdu Silent Smart Technology Co., Ltd. 303-7, Floor 3, Building 12, No.38, South Jinke Road, Jinniu Hi-tech Industrial Park, Chengdu, Sichuan, China |
Date of Grant: 01/10/2024 Application Dated: 01/10/2024 |
| Attention: Sheng Liguo |
| 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: | 2BB8U-WS8452 |
| Name of Grantee: | Chengdu Silent Smart Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | LoRa Module |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 903.0 - 927.0 | 0.02377 |
| Single Modular Transmitter. Output power listed is conducted. Co-location of this module with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. The host integrator must follow the integration instructions provided by the module manufacturer and ensure that the composite-system end product complies with the FCC requirements by a technical assessment or evaluation to the FCC rules and to KDB Publication 996369. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be collocated or operating in conjunction with any other antenna or transmitter, except the collocation as described in this filing or in accordance with FCC multi-transmitter product guidelines. |
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