24CH Digital Video Recorder Support Smart Phone&Network, Equiped with Cms Software

24CH Digital video recorder for security system analog cameras

Specification:
Video input: 24 Channels PAL, NTSC (BNC port, 1VP-P,75ohm)
Video output: 24 Channels PAL, NTSC A composite video output(BNC port,1VP-P,75ohm)
Audio input: 8Channels
Audio output: 1Channel
Alarm input: 8CH,    Alarm output:1CH
2 TV, 1 VGA output(frequency:60HZ,resolution ratio: 1024*768)
HDMI Port Optional
3G/WIFI Support
Parameters of audio
Compression arithmetic: video compression H.264 CIF (PAL 352*288 NTSC 352*240£©; audio compression G.722
Image resolution ratio: real-time display (PAL 704*576 NTSC 704*480),VGA display (1024*768)
Audio sampling ratio: 8K sampling point per second, 16 bit per sampling point
Operating system: Embedded real-time operating system (RTOS)
Hard Disk: Support 2*SATA
SD Card: Support SD card record
IO port: RS-485/RS-232; RS-485 supports transparency channel which can be used to control device by network, PS/2 interface for keyboard and mouse; support to connect serial keyboard
Backup: Provides USB 2.0 backup interface on front and back of DVR for hard disk, CD-R or DVD-R, supports backup through network
Network port: Adaptive Ethernet port of 10M/100M
Power supply: 220V 50HZ  110V 60HZ