Qingdao Intelligent & Precise Electronics Co., Ltd ZDGF7638GU-CB User Manual Product Name：IEEE 802.11 b/g/n 2.4GHz 2T2R, Bluetooth 5.
1. Introduction Thank you for using the Wi-Fimodule product provided by Qingdao Intelligent &Precise Electronics Co., Ltd. Before use, please read this user manual carefully. Please follow the technical specifications when using the module in your design and develop activities. Qingdao Intelligent &Precise Electronics Co., Ltd has the right to change the contents of this manual in accordance with the needs of the technical development.
Region Selection Limited by local law regulations, version for North America does not have region selection option. Label Host labeling requirement: Contains transmitter module FCC ID:2AJVQ-7638GUCB”. Host labeling requirement: Contains transmitter module IC:22470-7638GUCB”. 2．Product Information 2.1 Product Information ZDGF7638GU-CB Wi-Fi USB module is a wireless signal module device work at 2.4GHz(2.400 ~ 2.4835GHz) .ZDGF7638GU-CB comply with IEEE 802.11b、802.11 g、802.11 n standard.
802.11g:64QAM, 16QAM, QPSK, BPSK 802.11n:64QAM, 16QAM, QPSK, BPSK Working Frequency 2.4G: 2400-2483.5MHz; Receiver Sensitivity 802.11b CCK 11Mbps@2.4GHz：-85dBm 802.11g OFDM@2.4GHz：-75dBm 802.11n HT40 (MCS7) @2.4GHz：-68dBm EVM ±15ppm Working Voltage 3.3V±10% I/O supply voltage Wi-Fi Antenna Gain Ant0:0.8dBi (MAX) , Ant1:0.65dBi (MAX) Antenna type Two onboard PIFA antennas Working Temperature -10~+70℃ Storage Temperature -40~+125℃ BT Standard BT 2.1+EDR，BT 3.0+HS，BT 4.2 BLE， BT5.
BLOCK DIAGRAM 5 EU single contact point Hisense Czech (Manufacture) s.r.o. U Nové Hospody 1164/4, 301 00 Plzeň ,Czech Republic. 6 Manufacture’s postal address No.218, Qianwangang Road, Qingdao Economic & Technological Development Zone, Shandong, China 7 Importer’s name & address Hisense Czech (Manufacture) s.r.o. U Nové Hospody 1164/4, 301 00 Plzeň ,Czech Republic.
8. The requirement for KDB 996369 D03: 8.1 List of applicable FCC rules FCC Part 15. 247. 8.2 Summarize the specific operational use conditions None 8.3 Limited module procedures The module is a single module, so this requirement is not applicable to the product. 8.4 Trace antenna designs The module uses the permanent PIFA antenna, so this requirement is not applicable to the product. 8.
