HUAWEI E5770 accurate E5770s-320, a LTE Cat 4 mobile wifi, but it is in a big difference from other same level units like HUAWEI E5776 or E5878 prime: firstly, it is a mobile wifi, but support WAN/LAN auto redirect; the 2^nd, it equipped 5200mAh super capacity battery, and the most important is can be used as a power bank, charged for your phones so that it becomes a real deal for the people travelling or on business.

HUAWEI E5770 main specifications:

• FDD B1(2100 MHz)/B3(1800 MHz)/B5(850 MHz)/B7(2600MHz)/B8(900 MHz)/B20(800 MHz)
• TDD B38(2600 MHz)
• DC-HSPA+/HSPA+/HSPA/UMTS：B1(2100 MHz)/B2(1900MHz)/B5(850 MHz)/B8(900 MHz)
• LTE FDD (DL) data service of up to 150 Mbit/s
• LTE FDD (UL) data service of up to 50 Mbit/s
• LTE TDD (DL) data service of up to 112 Mbit/s (Configuration 2)
• Built-in LTE/UMTS/GSM and WLAN high gain antenna
• Micro Secure Digital Memory (microSD) Card
• Wi-Fi and WPS
• Supply power to devices (working as a power bank)
• Support for HUAWEI HiLink APP
• Press and Play
• Display current SSID and Wi-Fi key on the screen
• Built-in DHCP Server, DNS RELAY and NAT
• Online software upgrade
• Traffic statistic
• Ethernet port
• PPPoE dial up
• Standard Micro USB interface
• USB interface
• OLED screen

You can connect the E5770s-320 with the USB interface or the Ethernet port of a computer, or connect the E5770s-320 with the Wi-Fi. In the service area of the LTE/DC-HSPA+/HSPA+/HSPA/UMTS or EDGE/GPRS/GSM/Ethernet network, you can surf the Internet and send/receive messages/emails cordlessly. The E5770s-320 is fast, reliable, and easy to operate.
HUAWEI E5770 images: