Dolby digital, Dolby digital plus, DTD, Dolby true HD. 2 channels + bass. Supports region 2. Playback compatibility BD, DVD, DVD-R, DVD-RW, DVD+R, DVD+RW, CD, CD-R, CD-RW, AVCHD, DIVX, MP3, JPEG. DivX playback. Photo playback. Dual format. HDMI output socket. Upscales to 1080p. PAL progressive. Remote control requires 2 x AAA batteries (included). Size (H)6.5, (W)44, (D)34.5cm. Weight 3.6kg. Home cinema system features: 500 watts. 166 watt subwoofer. 2 satellite speakers, 167 watts each. Built in radio tuner. Passive amp. Dolby digital. DTS surround sound. iPod docking cradle. USB host port. Size of subwoofer (H)40.3, (W)20.1, (D)41cm. Size of satellite speaker (H)21, (W)10.1, (D)10cm.