Dane-Elec So Speaky HDMI 1TB. Hard drive rotational speed: 7200 RPM. Image formats supported: JPEG, Video compression formats: MPEG-1 / MPEG-2 / MPEG-4, Audio formats supported: MP3, WMA, AAC, AC3, DTS. Compatible memory cards: Compact Flash I/II, SD, Memory Stick, MMC. Weight: 1200 g. Hard drive capacity: 1000 GB, Hard drive size: 88.9 mm (3.5 "), Hard drive interface: Serial ATA