Xbox 360 Wireless Halo 3 Headset Compatible Bravia Models - DAV-HDX265 DAV-HDX500 HT-DDW790 Communication System - BLUETOOTH specification ver.2.0 / Output - BLUETOOTH specification Power Class 2 Maximum communication range - Line of sight approx. 30 feet (10 meters) Frequency band - 2.4GHz band (2.4000GHz-2.4835 GHz) / Modulation method --- FHSS Compatible BLUETOOTH Profile - A2DP (Advanced Audio Distribution Profile)