Portable Cellular network router Wi-Fi 2G standards: Edge, GPRS, GSM 3G standards: DC-HSPA+, HSPA, UMTS 4G standard: LTE Built-in display Black, Grey - LTE-Advanced cat11 supported with up to 600Mbps download and 50Mbps upload speeds- Supports up to 32 devices simultaneously- Selectable 300Mbps at 2.4GHz or 867Mbps at 5GHz dual band Wi-Fi- All useful information at a glance with screen display- 3000mAh battery for up to 15 hours of working- Equipped with a micro SD card slot for up to 32GB of optional storage- Easy management with the tpMiFi AppFastest Mobile Connection up to 600MbpsThe M7650 supporting the 4G LTE network LTE-A Cat.11, which is used Carrier Aggregation. This advanced technology merges the fragmented LTE band into a "virtual" wider band to increase the data rate, with the 256-QAM, to provide fast 4G speeds of up to 600Mbps.Do more with a Fast ConnectionWith the fastest 4G speed of up to 600Mbps, you can enjoy HD movies without interruption, downloading files in seconds,