4Packing ListThe following items should be included in the box. If any items are missing please contact your supplier.1 x AD Switch DC12V / 3A1 x USB Cable (Y type)2 x 2.5" Removable HDD Enclosure10 x M3 X 4 m/m Screws2 x 2.0 X 6 m/m Screws2 x HD Label4 x Label1 x Instruction ManualIntroductionThe Datavideo HDR-45 is a hard drive based video recorder & player, with a removable hard drive enclosure. TheHDR-45 records from standard and high definition video via SDI with a convenient loop through / pass through formonitoring. RS-422 & RS-232 remote control interface are standard.The HDR-45 provides a choice of recording formats in MPEG-Ⅱincluding 1080i, 720p, 576i and 480i with a choice ifIBP or Intra-frame(i-frame).The recorded files are compatible with a wide range of NLE and play out solutions. The compatible 2U design can beeasily integrated with other equipment or can be used as a stand alone recorder / player in the studio or on location.Features HD-SDI & SD-SDI video input (with loop though) HDMI output and SDI output Video record format: SD: 5Mbps-15Mbps.IBS.4:2:0 colour sampling SD: 50Mbps-IBS.4:2:2 colour sampling HD: 20Mbps-60Mbps.IBS.4:2:0 colour sampling HD: 100Mbps-I frame 4:2:2 colour sampling (1080i only) M2t recording format (Compatible with most NLE systems) Audio record format: MPEG-ⅠLayer 2 Sampling rate: 48KHZ Bit rate: 384 Kbps Hard drive enclosure includes convenient USB 2.0 connector and SATA connector 2U Height-Half 19’’ standard rack mount size Audio monitor function XLR balanced audio input Support RS-422, RS-232 & GPI control interface DC In 12V