D-Link TM-G5240 54Mbps 802.11g Wireless-G 4-Port Router w/Firewall – Works with T-Mobile HotSpot Phones! The TM-G5240 is compatible with 802.11g and 802.11b devices and provides extra ports for connecting up to four wired computers to your network. In addition to offering fast 54 Mbps data transfer speeds, the TM-G5240 supports WEP, WPA and WPA2 encryption, as well as advanced Firewall protection! This 4-port router will work with a compatible T-Mobile phone so you can make phone calls on T-Mobile's GSM network through a Wi-Fi connection. Simple and easy to use, the TM-G5240 will get you connected without the hassle of wires! This wireless router is compatible with any high-speed ISP.  The T-Mobile HotSpot @Home featurs are dependent on T-Mobile phone service. System specs: CPU: n/a  RAM: 16 MiB   Flash: 4 MiB   Custom firmwares: None  Connectivity:  WiFi: 54mbps (bg)    WiFi bands: 2.4GHz   WiFi throughput: n/a WAN: 1 x 100mbps port    ETH: 4 x 100mbps ports   USB-ports: 0 (Source: https://www.router-reset.com/info/D-Link/TM-G5240)