Sony BRAVIA DAV-HDX587WC 5.1-Channel Theater System (Black) (Discontinued by Manufacturer) 1000 watts over 5 channels S-AIR surround wireless ready (WAHT-SA10 sold separately) Multi-room entertainment expandable up to 10 rooms (additional AIR-SA10 sold separately) HDMI upscaling to 720p/1080i of DVD media Includes one wireless multi-room receiver/speaker (AIR-SA10) for 2nd room audio