... MHz/AWS (1700/2100 MHz) (313U)WCDMA 850/1900/2100 MHzEDGE/GPRS/GSM 850/ ... Wireless AirCard 313U Mobile Broadband Modem, Laptop Display Clip, USB Extension Cable, Quick Start GuideMax ... Uplink Speed50 MbpsMax Downlink Speed100 MbpsOptional External AntennaYesAdditional FeaturesExternal antenna connectorGPSMicroSD SlotReceive EqualizerYes Wireless 4G USB modem ...