Creative Labs Xmod Wireless Music System with X-Fi Technology (Discontinued by Manufacturer) Add as many X-Fi Wireless Receivers as you like to get all that great Xtreme Fidelity music Use remote controls with the Xmod Wireless transmitter or the X-Fi Wireless Receiver to play Expand your stereo music and movies into virtual surround sound. Restore the details and vibrancy your music and movies lost during compression Listen to Xtreme Fidelity music and control playlists up to 100 feet (30 meters) away from your PC Restore the details and vibrancy your music and movies lost during compression Expand your stereo music and movies into virtual surround sound. Listen to Xtreme Fidelity music and control playlists up to 100 feet (30 meters) away from your PC Use remote controls with the Xmod Wireless transmitter or the X-Fi Wireless Receiver to play Add as many X-Fi Wireless Receivers as you like to get all that great Xtreme Fidelity music