Zhengzhou Yuneng Communication Co.,ltd(YUXIN) is a professional high-tech electronic enterprise specialized in the manufacturing of products of VOIP products, network surveilliet equipments, and etc. Now,IP Camera,Waterproof IR zoom network camera are our first-rank products!  As the professional manufacturer,quality is our life. And now we have a big market abroad.now take one sample for example:YWH600
SIP v1 (RFC2543), v2(RFC3261)
    Support Route,Two 10/100Mbps MACs
    Support T.38(Doing)
    IP/TCP/UDP/RTP/RTCP
    IP/ICMP/ARP/RARP/SNTP
DNS Client
    NAT/DHCP Server
    Support G.723.1 5.3k/6.3k，G.729，G.711 A-Law、μ-Law audio codec algorithm
    Dynamic voice detection Echo cancellation Comfort noise generation
    Tone generation and Local DTMF generation and detection according with ITU-T
    Settings by HTTP web browser (IE6.0)
    Advanced settings by Telnet
    Voice prompt
    Upgrade by TFTP
If you have any problems ,please no doubt to contact to us!
Your first selection, low cost ,high quality!Our
contacts:TEL:+86 -371-67657240
MSN yunengtongxin@hotmail.com
Email 1458740176@QQ.COM  QQ  1458740176