Atevio AM 7500 HD PVR Cable. Signal source: Cable, Digital signal format system: DVB-C, Video resolutions: 1280 x 720, 1920 x 1080, 720 x 480, 720 x 576 pixels. Video formats supported: H.264, MKV, MPEG2, MPEG4, XVID, Audio formats supported: MP3, Image formats supported: JPG. Display: VFD. Processor clock speed: 450 MHz. Hard drive size: 63.5 mm (2.5 "), Hard drive capacity: 500 GB