Features:
1) Sophisticated network functions: remote surveillance, remote playback, remote
recording, remote control DVR
2) Various recording mode: timer, motion detection, alarm, manual with pre-alarm
and watermark
3) Recording picture quality, resolution and recording frame rate configurable
4) Flexible display: auto switch, PIP, full screen, quad, playback and display on
one screen
5) Multi-method searching: time, recording event (alarm, motion detection),
recording list
6) With monitoring, recording and playback function
7) Easy backup: through network software by scanning HDD or USB port

Specifications:
1) Compression format: M-JPEG
2) Video output: BNC x 2, S-video
3) Video input: BNC x 4
4) Display resolution: 720 x 576 (PAL), 720 x 480 (NTSC)
5) Record resolution: 720 x 288 or 360 x 288 (PAL), 720 x 240 or 360 x 240 (NTSC)
6) Display frame rate: 100fps (PAL), 120fps (NTSC)
7) Recording frame rate: 100fps (PAL), 120fps (NTSC)
8) Audio input: -8dB - 22k, RCA x 4 (1CH)
9) Audio output: -8dB - 92dB, RCA x 2
10) Alarm input: no or NC, 4CH
11) Alarm output: no or NC, 1CH
12) Recording mode: manual / timer / motion detection / sensor
13) Simplex / duplex / triplex: triplex
14) Network interface: RJ45 (LAN, Internet)
15) PTZ control: yes
16) Communication port: RS485
17) HDD: 2 x HDD
18) Remote controller: yes
19) Backup: USB
20) Power supply: 12VDC 5A
21) Storage temperature and humidity: -20~65'C / 20~95% RH (no condenser)
22) Operation temperature and humidity:-5~50'C / 20~80% RH (no condenser)
23) Dimensions (L x W x H): 430 x 385 x 65mm