... three mode 3G access 2.Support SIM card slot 3.one Wan port,one Lan port 4.wifi N router Features: Compatible with ... ModemSupport CDMA2000,WCDMA,TD-SCDMA three mode 3G accesssupport One SIM card slot for 3G network access directlySupports IEEE 802.11b/g/n ... Specification: StandardEE802.11n,IEEE 802.11b,IEEE 802.11gRF Frequency2.4~2.4835GHzNetwork ProtocolSupport TCP/IP, NAT, PPPoE/PPTP/L2TP, HTTP ...