► Powerful Digital Signal Processing (DSP) technology to ensure superior audio quality

► Support various codecs including G.711 (PCM a-law and u-law), G.723.1 (Option), G.729A, G.726 (Option) and Ilbc(Option)

► Support standard encryption and authentication (DIGEST using MD5, MD5-sess)

► Support for Layer 2 (802.1Q VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS)

► Support Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation (G.168), and AGC (Automatic Gain Control)

► Support automated provisioning for mass deployment ,RTP and TLS (pending)for security protection

► Support automated NAT traversal without manual manipulation of firewall/NAT

► Support numeric Caller ID Display, Hold, Transfer, Forward, 3-way Conference, in-band and out-of-band DTMF, Download Phone Book(XML, LDAP, up to 100 items), Call Waiting, Call Log, Off-hook Audio Dial, Audio Answer, Downloadable Ringtones, Sever Redundancy and Fail-over Support.

► Support syslog, full duplex hands-free speakerphone with advanced acoustic echo cancellation, redial, volume control, voice mail with indicator, downloadable ring tones.

► Provide easy configuration through manual operation (phone keypad), Web interface or automated centralized configuration file via TFTP or HTTP

► Support 5 navigation/menu/volume keys, 13 dedicated function keys for: HOLD, SPEAKERPHONE, SEND/REDIAL, MUTE, TRANSFER, CONFERENCE, and MESSAGE(with message indicator),LINE1,LINE2,DND,PLAY,PHONE BOOK,ANSWER ON.

► Support multi-language: English, Chinese, Japan, etc

Feature Highlights

► 80×39mm LCD with backlight，support 4 lines with 16 characters every line

► 2 line appearances with LED and 2 independent SIP accounts

► dual switched audio –sensing 10/100Mbps network ports with integrated POE(option)

► Support headset jack(option)

Hardware specification

► LAN interface 1x RJ45 100Base-T, PC interface 1x RJ45 100Base-T

► Universal switching power supply Input: 100-240VAC 50-60 Hz

► Output: +9VDC, 600mA

► CE certification

► Dimension 220 x 185 x 55 mm (L x W x H), Weight 1.08kg

► Temperature 40 – 130 ℉ 5 – 45 ℃

► Humidity 10 - 90%