Description: Key features
1. Supports sip 2. 0. Supports TCP / UDP / IP, rtp / rtcp,
HTTP, ARP / rarp, ICMP, DNS, DHCP, ntp, tftp protocols
2. Supports multi-method nat traversal and anti-virus
crossing
3. Compliant with ITU-t standard and dtmf form and check
4. Supports codecs g. 723. 1 (5. 3k / 6. 3k) , g. 729a / b,
ilbc, g. 726, g. 728, and wide-band g. 722 sound coding
and decoding
5. Supports dynamic sound check VAD (voice activity
detection) , CNG (comfort noise generation) , line echo
cancellation (g. 168) , and AGC (automatic gain control)
6. Dynamic sound
technology with sound
quality as
good as
traditional telephones
Technical parameter
WAN interface: one rj45 10 base-t (101)
PC interface: available for IP
phone (102)
Output: 9vdc, 600ma, UL certified