XTREAMER PRO Media Player & Network Streamer (2 x 3.5" Hard Drive Bays) Two 3.5" Hard Drive Bay with up to 4TB Hard Disk Capacity Integrated dedicated eSATA controller & PC eSATA bracket included Twice the Memory of the original Xtreamer Stunning HD Graphical User Interface Full 7.1 HD Audio SupportDTS-HS MA & Dolby True-HD NOT YET AVAILABLE (requires a pending firmware update!)