AIWB1 Wi-Fi & BT Module FCC Modular Approval Request Rev 3.0 Cover Letter(s)

Shenzhen Ai-Thinker Technology Co., Ltd Federal Communications Commission Equipment Authorization Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2022.07.20 Subject; Wi-Fi & BT Module Company name: Shenzhen Ai-Thinker Technology Co., Ltd FCC ID: 2ATPO-AIWB1 Dear Sir/Madam, This letter includes the FCC application requirements for Modular Transmitter Approval Request for;-

FCC KDB 996369 D01 Module Certification Guide v02; and FCC KDB 996369 D03 OEM Manual v01 In accordance with 47CFR 15.212 Modular Transmitters and KDB 996369 D01 Module Equip Auth Guide v02. FCC ID 2ATPO-AIWB1 has been examined against the following requirements. Requirement per 15.212 and KDB 996369 D01 The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must be on the module assembly. The module must have buffered modulation/data inputs to ensure that the device will comply with Part 15 requirements with any type of input signal. The module must contain power supply regulation on the module. The module must contain a permanently attached antenna, or contain a unique antenna connector, and be marketed and operated only with specific antenna(s), per 15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b). The module must demonstrate compliance in a stand-alone configuration. The module must be labeled with its permanently affixed FCC ID label, or use an electronic display (see KDB Publication 784748). The module must comply with all specific rules applicable to the transmitter, including all the conditions provided in the integration instructions by the grantee. The module must comply with RF exposure requirements Explanation from Grantee

(do not write yes/no, but explain why product complies/how it is achieved) A shielding cover All modulation and data inputs are buffered by circuitry on the transmitter chip HW3000RF, as is shown in the schematic. Power supply regulation is provided by circuitry on the transmitter chip HW3000RF, as is shown in the schematic. The module contain a permanently attached antenna and spurious emission have been fulfilled. Please reference the exhibition Test Report. Please reference exhibition Test Configuration Photo for the stand-alone test configuration. The instruction on the labelling rule of the end product has been stated in the Users manual of this module. Please also see the exhibition Label Sample. The required FCC rule has been fulfilled and all the instructions for maintaining compliance has been clearly stated in the Users Manual. Please refer exhibition RF Exposure for the compliance of MPE RF exposure rule. FCC Modular Approval Request Rev 3.0 Shenzhen Ai-Thinker Technology Co., Ltd Integration Instructions for host product manufacturers The following items are submitted in support of application for Modular Transmitter FCC ID as noted above as required by the FCC KDB 996369 D03 OEM Manual v01. These items are provided as integration instructions for host product manufacturers (e.g., OEM instruction manual) to use when integrating a module in a host product. Any requirements that are not applicable to the Module are as indicated below. Requirements of KDB 996369 D03 Summary of requirements and Checklist. Refer to the KDB for description of the complete requirements;

User Manual Page Number KDB Ref Sect reference 2.2 2.3 List of applicable FCC rules Summarize the specific operational use conditions 26 26 2.4 2.5 2.6 2.7 2.8 2.9 2.10 Limited module procedures Trace antenna designs RF exposure considerations Antennas Label and compliance information Information on test modes and additional testing requirements Additional testing, Part 15 Subpart B disclaimer 26 27 27 28 29 29 29 Name: Ning Guan Title: manager Date: 2022.07.20 Signature of applicant FCC Modular Approval Request Rev 3.0