Detailed Product Description Model: NU590USB HSDPA Modem,HSDPA USB Stick,WCDMA Modem,UMTS/WCDMA 850/1900/2100MHZ,GSM/GPRS/ ... AntennaInternally embeded antennaInterfaceUSBUSB 2.0 High SpeedSIM slotYesPowerPowered via the USB interfacePlug and playCD-free installationStatus IndicationMulti colors LED indicatorsSix Colors ...