... Wireless Router with build-in 1500mAh BatteryCompatible with HSPA+/HSUPA/HSDPA/CDMA EVDO /RA/RB USB ModemSupports IEEE 802.11b/g ... -in Firewall Specification: StandardEE802.11n,IEEE 802.11b,IEEE 802.11gRF Frequency2.4~2.4835GHzNetwork ProtocolSupport TCP ... 3G usb modemLEDPower,charge,3G,wifi,Wan/LanEnvoirnment Operating10%-90% non-condeensionDimension95X50X14MM 150M MINI wireless 802.11b/g/n Usb port ...