ABLEGRID&reg; Trademarked NEW 4 CH Channel H.264 Home Network Mini CCTV DVR P2P Security Video Recorder S1 We have the brand "ABLEGRID"! Package includes: 1 x 4-Channel Mini Home DVR with One-Touch Online (P2P) function 1 x 2.4GHz Wireless Mouse 1 x Installation CD Rom 1 x User Maunal 1 x DC12V AC Power Supply Adaptor (100V - 240V input, worldwide voltage) 1 x Adaptor This 4-channel DVR is designed specially for security and defense field which makes this an outstanding digital surveillance product. It has a strong network service that greatly enhances the network data transmission capacity and remote control capabilities.It introduces an embedded LINUX operating system which offers a more stable performance. It adopts a standard H.264 video compressed format and G.711A audio compressed format which insures high quality images and low error coding ratio. This light-weight and simple design, complete with a button-less fascia which can be completely controlled either by the remote or a mouse, makes it good value for money. This is a must have item for your new office as well as your home security add-ons. Main Processor High performance embedded microprocessor HI3515A Operation System Embedded Linux System Resources Multiple channels real time recording, playback, network operation and USB backup User Interface GUI, on-screen menu tips Screen Display 1 / 4 screen Menu Languages English, S-Chinese, T-Chinese, Italian, Spanish, Japanese, Russian, French, German, Portuguese, Turkish, Polish, Romanian, Hungarian, Finnish, Persian, Thai, Greek, Vietnamese, Ukrainian, Brazilian Video Video Standards - PAL: 625 line, 50 fps - NTSC: 525 line, 60 fps Video Compression H.264 (High profile) Display Quality - TV: D1 - VGA: High definition Playback Quality D1 / Half-D1 / CIF / QCIF Encode capacity 100 / 120fps D1 Decode Capacity 50 / 60fps D1 NVR Mode Non-support Motion Detection Zones: 192 (16 x 12) detection zones, Sensitivity: 1 - 6 (6 is highest)(only local channel) Audio Audio Compression G.711A Talk back Support Record & Playback Recording Mode Manual&gt;Alarm&gt;Video Detection&gt;Timing Local Playback 1 ~ 4 Channels Record Search Time / Date, Alarm, Motion Detection & exact search (accurate to second) Storage & Backup Space Occupation - Video: CIF, 4 ~ 5G / day / channel; D1, 8 ~ 10G / day / channel - Audio: 691.2M / day / channel Record Storage Local hard disk and Network Backup Mode Network / USB movable HDD Interface Video Input 4 Channels BNC (1.0Vp-p,75) Video Output - 1 Channel BNC (1.0Vp-p,75) - 1 Channel VGA Loop Output Non-support Audio Input 1 channel RCA (200-2800mV, 30K) Audio Output 1 channel RCA (200-3000mV, 5K) Alarm Input Not Alarm Output Not Net Interface RJ-45 (10M/100M) USB Interface 2 x USB 2.0 ports PTZ Control Not Hard Disk 1 x SATA port, supported HDD with maximum capacity 3TB Environmental Power Supply AC Adaptor: - Input: AC 100V - 240V ~ 50/60Hz, 1500mA - Output: DC 12V, 3000mA Max Power Consumption &lt; 5W (not include Hard disk) Working Temperature 0C ~ 55C Working Humidity 10