Huawei E355 3G and Wi-Fi USB Internet Modem Dongle White WLAN: IEEE 802.11b/g/n HSPA+/HSPA/UMTS:2100/900Mhz EDGE/GPRS/GSM:850/900/1800/1900Mhz Ennable connect up to 5 WiFi devices at the same time Can transmit WIFI when connect electricity