Huawei B315 4G LTE routeris a new GSM 4G LTE CPE with LTE Category 4 technology. Huawei B315s modem achieves LTE connection of up to 150Mbps through its Gigabit Ethernet port. There are four Ethernet ports for LAN/WAN. It also features a USB 2.0 port for HDD, flash drives, network storage devices and printers. The B315 LTE CPE could cover smoother wireless network for 250 meters. Even after a successful upgrade, you can easily restore software to the previous version. Simply hold the WPS and Power buttons for a seamless rollback. With the LTE CPE B315, the brother model Huawei B310 LTE CPE is also presented with less LAN ports and no USB port.