Descriptions: This is a new LTE 4G USB memory stick integrated with hotspots that can support up to 10 users to connect simultaneously Simply connect directly to the laptop's USB port to transfer data. Not only is it a USB modem, it is also a hotspot, which means you can enjoy with family and friends. Specification: Material: ABS Type: Without Wifi Function (Optional) Working frequency band: LTE FDD: B1/B3 Wireless standard: IEEE 802.11b Firewall function: support firewall Safety standard: ic System: FDD LTE Network type: FDD LTE, WCDMA/DC HSPA+ External interface: USB 2.1, standard 6 pin SIM card interface, TF card port (excluding SIM card and TF card) Frequency range: FDD: B1/B3 WCDMA: 2100MHz Rate: UL50M/DL100Mbps Support OS: 32/64 bit: for Win 2000/2003/XP/Vista/7/10, for Mac OS 10.4 or higher, for Linux Input: 5V/1A Power consumption: