The Sony DZ175 DVD Home Theater System features HDMI upscaling to achieve near HD picture quality. Listen to CDs or the radio, which has 20 FM presets. Enjoy 5.1-channel surround sound with Dolby Digital Pro Logic II and dts decoding. This system also features multiple format disc playback for all of your media. Rip your CDs to your USB drive and enjoy iPod compatibility and connectivity.