Model No.:QH-104
Product Origin:China
Brand Name:Qihan
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Description:Features: 1) Optional LAN connection allowing users to view home and office areas from any location 2) Real-time watching and digital recording from up to four cameras of four areas simultaneously 3) Designed by application specific integrated circuit (ASIC), working with high stability 4) Supports dual hard disks recording and overwriting selectable while hard disk is fully recorded 5) Easy installation with plug-and-play connection 6) Provides OSD (On-Screen Display) menu for easy operation 7) Can be connected to any TV, no special monitor required 8) Advanced image compression technology, 40GB hard driver up to two-month recording time and can be upgraded to two 120GB for up to 12-month recording time 9) Event login display while playback, easy-to-select recorded video for display 10) Show warning message when hard disk gets full 11) Quick picture searching retrieval by time tag (day/time) and event logging 12) Intelligent motion detector with external IR or microwave detectors 13) Multi-screen monitoring, one to four screens available 14) Fast forward (2x/4x/8x) and rewind playback controllable 15) Properties: sensor 16) Capacity: 4 external IR or microwave sensors/4 pairs of plug-in connectors 17) Record out time: up to 30 seconds programmable 18) Display frame: a) NTSC: 120fps, 4 x 30fps b) PAL: 100fps, 4 x 25fps 19) Recording frame rate: a) NTSC: max. 30fps (quad mode) b) PAL: max. 25fps (quad mode) c) NTSC: max. 7.5fps (each mode) d) PAL: max. 6.25fps (each mode) 20) Recording hours: a) NTSC: 1,680 hours/1fps (full screen) b) PAL: 1,475 hours/1fps (full screen) 21) Compression format (each mode): modified MJPEG 22) Low: 12kB 23) Normal: 15kB 24) High: 20kB/per frame 25) Search mode: time, date, camera, HDD 26) Fast forward: FF X2, FF X4, FF X8 27) Playback: rewind playback (skips back every 1200kB video data and detect 1 frame) 28) Security: password protection 29) Power source: 100V AC to 240V AC or 10V DC to 28V DC available