Characteristics:
1) Can set the parameters on the remote side
2) Video compression adopts MPED-4/H.264 format, audio compression adopts
G.729A format
3) Control PTZ via RS485 interface
4) Adopts standard RS232 serial interface
5) 10MHz/100MHz network supported
6) Software update via network or serial interface supported
7) 6 channels alarm interface can be set to input or output optionally
8) Infrared remote-control mode supported
9) Can do recording, pre-view and video shield
10) Inputting or outputting video and audio in the scene supported
11) Can listen/talk on the remote side
12) Can return to defaulted value
13) Video motion detection and watermark function is activated
14) Mini exterior can be embedded into the camera or dome to produce network
cameras or network dome

Main functions:
Operation mode:
1) Remotely control through internet
2) Infrared remote control (optional function)
3) IE browse and set supported
4) RS 232 / RS485 control

Interface:
1) One channel real-time video input (optional function: can expend to 4
channels not real-time)
2) One channel double track audio input (optional function: can expand to 2
channels single track input)
3) One channel video output (optional function)
4) One channel audio output (optional function)
5) CCIR656 digital video interface that can connect with CCD sensor (optional
interface)
6) RS232 interface with TTL level, needn't to be switched (optional interface)
7) 6 channels alarm interface can be set to input or output optionally

1) Software update via network or RS232 serial interface supported
2) Returning to the defaulted parameter supported
3) Many security functions are supported such as system locked, password
verification, users' authority, MAC code verification
4) Can support 16 users to connect to the server synchronously at most
5) Displaying 1/4/9/16/36 images on the client supported, recording 128
channels at one time also are supported
6) Fixed or dynamic IP supported, and user can set it at random
7) Acts as client and server synchronously, supports alarm remote
transmission

HTDVS devices:
Completed devices:
1) 1pc DVS host (with the case)
2) 2pcs of fittings for connecting devices with the audio, video and power
3) Fittings for expanding video and I/O (additional for selection)
4) A infrared remote-control (additional for selection)
5) A manual (readme.doc)
6) A power supply in 5V/3A (additional for selection)
7) A CD of software
8) A piece of paper on device list

Software (includes the content in CD and which had been written in the DVS host):
1) Remote set in IE mode ( in DVS host)
2) Single remote in IE mode (in DVS host)
3) Single remote software (in CD)
4) The software for setting parameter and doing remote search (in CD)
5) Multi-channel remote software (in CD)
6) Filter for audio and video (in CD)
7) Latest version of DIRECTX (in CD)

Parameters: