... HSDPA/UMTS,GSM/EDGE/GPRS 3.Built-in 3G module 4.SIM slot 3G wifi router 1.with 802.11b/g/n ... /UMTS,GSM/EDGE/GPRS 3.Built-in 3G module4.SIM slot Main featuresStandardIEEE802.11b/g/nLithium Battery5V1A, USB-powered, 1500mAh 3G ... mini USB port(to charge the battery),One SIM card slot Indicatorone power status LED,one charge status LED,one WIFI ...