The is a legacy 3G wireless router that supports HSPA+ technology with download speeds of up to 28.8 Mbps . While newer models exist, many users still rely on its robust features, including four RJ45 LAN ports and a USB 2.0 port for file sharing. Firmware Overview & Key Features
: The firmware supports HSPA+ technology, allowing for theoretical download speeds up to 28.8 Mbps and uploads up to 5.76 Mbps. huawei b683 firmware