Características:

－ Highly reliable special DSP solution, super powerful RTOS, realize industrial grade MTBF
－ Half-D1 Definition network video server, compatible to Half-D1, QCIF

－ Use optimized H.264 video compression algorithm to realize transmission of High Definition video over low network bandwidth easily.
－ Uses optimized MP3 audio compression algorithm to make the sound more clear.
－ Uses the most advanced technology of network transition server to realize multi-user visit and multi-level password authorization management
－ Support real-time video surveillance output (Two-channel and Four-channel Models)
－ Support PAL/NTSC composite video
－ Built-in Web Sever to realize remote surveillance, control and setting via IE.
－ Support remote software update function
－ Support dynamic IP address , LAN, Internet (ADSL and Cable Modem)
－ Bi-directional real time transmission of audio talk-back
－ Network self-adapting technology to adjust video frame rate automatically according to the network bandwidth.
－ Video bit rate can be adjusted continuously between 16Kbps and 4Mbps,frame rate can be adjusted between 1 to NTSC 30 / PAL 25.
－ Provide video loss、motion detection and sensor alarm functions
－ Provide RS485/RS232 serial port with several built-in high-speed domes and decoder protocols, supports transparent protocols.
－ Support image masking/image capturing
－ Auto-recovery function if exception occurs and auto-connection if the network interrupts

Model NO	VS-DVS02H
2 channel composite video, PAL/NTSC
Video Input	BNC (1.0Vp-p, 75Ω)
Video compression	H.264
Video Resolution	PAL:352*288(CIF),704*288(2CIF); NTSC:352*240(CIF),704*240(2CIF)
Adjustment of Video Parameters	Brightness, hue, contrast, saturation and image quality
Streaming Format	Optional streaming format (video streaming or audio & video streaming)
Video Frame Rate	PAL:1/10 - 25 frames/second;
	NTSC:1/10-30 frames/second.
Video Compression Bitrate	16Kbit/S～4Mbit/S
Video Output	1 channel composite video, PAL/NTSC
	BNC (1.0Vp-p, 75Ω),Real-time picture eye on the export of four
Audio Input	2 channel, RCA interface, linear input, Impedance: 1KΩ
Audio Compression	MP3
Audio Output	1 channel, RCA interface, linear output
Audio talk-back input	1 channel, MIC interface
Communication Interface	1 10M/100M self-adapting Ethernet port, 1 RS485 port, 1 RS232 port;
	Several built-in high-speed dome and decoder protocols, supports transparent protocols
Alarm Input	4 channel on/off input, supporting NO (normally open) or NC (normally close) sense
Alarm Output	2 channel on/off output, 120VAC 1A/24VDC 1A
Input Power Supply	9V 1A
Maximum Power	Less than 6W
Operating Temperature	-10 ~ +55 ℃
Operating Humidity	10 ~ 85%
Dimension	180mm(L) * 50mm(H)* 110mm(D)