Brand: telebahn
Model: DVR-9V2
FEATURES:
* MPEG4 compression,High Quality.
* Available in NTSC & PAL system.
* SOC single chip, high stability.
* Support manual / timer / motion / alarm recording functions.
* Motion detection: area selection & sensitivity adjustment for each camera.
* Video loss alarm function.
* Video adjustable Hue / Color / Contrast / Brightness.
* One fixed HDD rack supports up to 500GB SATA or IDE HDD.
* Built-in USB2.0 Port for Backup to Computer or USB Memory stick Backup(Optional).
* PTZ control via built-in RS485 port.
* IR remote control included.
* View and Operate over Network(Broadgband Connection Required).
* System auto recovery after power reconnected.
* 1 audio-in, 1 audio-out to record sounds.
* VGA output to monitor (optional).
SPECIFICATION:
Model DVR-4V2 DVR-9V2
Compression Format MPEG4
Video I/O BNC 4-channel in/2-channel out BNC 9-channel in/1-channel out
Audio I/O RCA 1-channel I/O
Display Model Quad;full screen of single picture;auto switch
Display Frame Rate NTSC:120fps/4*30fps PAL:100fps/4*25fps NTSC:270fps/9*30fps PAL:225fps/9*25fps
Display Resolution NTSC:720*480 & PAL:720*576
Recording Frame Rate NTSC:max.60fps(4/9ch.Total) PAL:max.50fps(4/9ch.Total)
Recording Resolution NTSC:720*480 & PAL:720*576
HDD Rack Fixed HDD rack supports up to 500GB SATA or IDE HDD
Recording Time NTSC:107 hours with 160GB HDD @60fps & PAL:110 hours with 160GB HDD @50fps
Recording Mode Selectable 24 hrs.Continuous;motion detection;sensor triggered;auto record
Sensors&Alarm Supports 4 sensor in(NO or NC),1 out Supports 8 sensor in(NO or NC),1 out
USB Interface USB2.0
P/T/Z RS485 interface(PELCO-D,PELCO-P)
Power Adapter DC 12V,4A
Dimensions(D*W*H) 325×224×52 mm

The box surface has been made in special materials.And it has been handled to prevent from scratching.You need not worry about the scratching !again!