SDIO PRODUCT SPECIFICATION IEEE 802.11 b/g/n 2.4GH.
ETC
RF-SM02BD - IEEE 802.11 b/g/n 2.4GHz 1T1R WiFi
SDIO PRODUCT SPECIFICATION IEEE 802.11 b/g/n 2.4GHz 1T1R WiFi with Bluetooth v2.1+EDR/Bluetooth 3.0/3.0+HS/4.0 RF-SM02BD (Realtek RTL8723AS) Combo Mo.