4G LTE USB Adapter is a portable travel modem that allows yout to stay connected to the Internet wherever you are with fast downlink and uplink data rates, as well as low latency for a fast and responsive connection when you’re on the road. USB 2.0 SIM slot (6-pin) LTE/DC-HSPA+/HSPA/WCDMA GSM/GPRS/EDGE LTE @ 1800/2600/800 MHz UMTS 900/2100 MHz @ Quad-band GSM / GPRS / EDGE