Product Description
Supports SIP 2.0 .Supports TCP/UDP/IP, RTP/RTCP, HTTP, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP protocols
DHCP support for LAN or Cable modem .PPPoE support for ADSL or Cable modem
Supports IP address dynamic (DHCP) system
Supports multi-method NAT traversal and anti-virus crossing
Compliant with ITU-T standard and DTMF form and check
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
Supports dynamic sound check VAD (Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation (G.168), and AGC (Automatic Gain Control)
Dynamic sound technology with sound quality as good as traditional telephones
Advanced Digital Signal Processing (DSP) to ensure superb hi-fidelity audio quality
Support standard voice features such as Caller ID Display or Block, Call Waiting, Hold, Transfer Forward, FLASH, in-band and out-of-band DTMF (RFC2833), Dial Plans, off-hook auto dial, configurable emergency dialing (e.g., 911), early dial, click-to-dial
Jitter control adn packet loss concealment technology;
Support multi-net construction
Auto–manual indication
Built-in world clock auto time display
Has single or dual network ports (10 BaseT)
Support dial code regulation based on E.164
Support TFTP remote upgrade
English language IE setting
Dialed, received number check
Speed dial function
Emulate telephone dialing. Easy volume adjustment
IP-to-IP and point-to-point communication
HiFi low delay net sound communication
Local IP number, local number check
Instant plug and play
Full duplex hands-free speakerphone superior frequency
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