Major Chipset： RTL8189FTV
PCBA Size：12.0x12.0mm
Wi-Fi feature：802.11b/g/n, 802.3, 802.3u
BLE Version：*
Wi-Fi Interface：SDIO 2.0
BT Interface：*
B4 Building, Haosan NO.1 Industrial Zone , Nanpu Road ,Xinqiao Street, Baoan District, Shenzhen 
86-755-81449957
86-755-81449967
