Backwards Compatible: Yes. Brand: D-Link. Contains USB Adapter: No. Ethernet Ports: 1. Features of Product: Stream video pictures music from your PC wirelesssly to you HDTV. Uses windows media player. DivX home theatre certified. Firewall: No. Frequency Band - GHz: 2.4. Product Depth: 11.2 cm. Product Height: 3.1 cm. Product Width: 15 cm. Security - Encryption Capability: Yes. Speed - Mbps: 54. Technical Help: Standard rate Call. Wi-Fi Standard: IEEE 802.11g. Windows Compatibility: yes. Wireless Connection: Both.