I. Overview
Beijing Zhongke-Jiatai Science & Technology Co., Ltd (hereinafter referred to as JIATAI ) recently announced new generation of VOIP product - broadband multimedia video telephony use the state-of-the-art compression technology and high-speed multimedia processor that can adapt to wider network bandwidth and provide more fluid Image display, it culminates with a meticulously engineered combination of lenses, LCD panels, video & audio module, signal transfering system and anti-jamming module to deliver amazing video phone-call experience.
The product support internet SIP protocol and standard and ITU H.323 protocol. It has an external MIC port, access to external microphone which makes hand free, it can also connect to other external devices used in video conferencing and video teaching etc; three external video signal ports provide a more convenient way to switch back and forth between different Scene; operations under both Chinese and English version menu; and many other functions. Its user-friendly design makes the telephony need only simply installation before usage.
EVP6810 broadband multimedia video phone is suitable to be used in many areas, such as sending family feelings, long-distance business, remote education, remote medical service, remote monitoring, video conferencing, sign language communication and telecom services etc.
II. Features:
1.Internet protocol and standards
SIP
 Point-to-point call or register in SIP server
Support G.711a/u、G.729、G.728、ADPCM、H.263、H.264
H.323
Point-to-point call or register in GK server
Support G.711a/u、G.729、G.728、ADPCM、H.263、H.264
Search GK automatically
RTP/PTCP
Support G.711a/u、G.729、G.728、ADPCM、H.263、H.264
Others
TCP/IPv4、ICMP、DNS（Client）、DHCP（Client）、PPPoE。
2.General functions
English and Chinese menu optional
Hand-free speaker
Three external video signal ports
Energy economizing mode
Phone book
Phone in & out record
PSTN call available
Call privacy protecting
Change sound volume during phone call
FLASH file saving system
Caller ID
Call waiting
Call forwarding
Call barring
Hot key GK or server logout
Email
Notepad
Memo
Blacklist
3.Video
Code/decode: H.263/H.264
Image format optional: OCIF/CIF
Privately startup/picture in picture/ camera switch
Support local & remote images
Video window size adjustable
Send / receive image quality adjustable
Force intra-frame
Frame rate: 25-30 fps
High quality CMOS/CCD camera
4.Audio
Support G.729、G.711、G.728
Change sound volume during phone call
5.Network
Support SIP and H.323 protocol
Support ethernet
Bandwidth: 128 ~ 768 Kbps
Point-to-point communication through TCP/IP
PSTN phone call(power supply is not necessary)
Suitable meshwork: ADSL, Cable, LAN etc
Support DHCP IP & static IP, PPPoE
Hotkey switch between VOIP and PSTN
6.Display screen
7 inch, 16:9 TFT LCD screen
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