Main Chipset

Powerful digital signal processing (DSP) to ensure superb audio quality; advanced adaptive jitter
control and packet loss concealment technology.
Support various vocoders luding G.711 (a-law and u-law), G.723.1 (5.3K/6.3K), G.726
(40K/32K/24K/16K), as well as G.728, G.729A/B, and iLBC.

Functions

Support Caller ID/Name display or block, Hold, Call Waiting/Flash, Call Transfer, Call Forward,Call Waiting Caller ID, in-band and out-of-band DTMF, Dial Plans, etc.
Support fax pass through and T.38
Support 3-way conferencing

Spec

Interface:1 WAN,1 LAN,1 FXS telephone port,1 FXO PSTN port
Universal Switching Power Adaptor: Input AC 220V/110V,Output DC 9V,1200mA
Dimension: 70*130*27mm (Real size)