Main Chipset

Advanced 32bit embed MCU + DSP technology to ensure superior audio quality.
Advanced adaptive jitter buffer control, packet delay and loss concealment technology
Line Echo Cancellation: G.168
Support popular vocoders including G.723, G.729A/B, G.711(a-law and u-law), G.726

Functions

Support standard voice feature such as Caller ID Display or Block, Call Waiting, Hold, Transfer, Forward, in-band and out-of-band DTMF, Dial Plans
CNG (Comfort noise generation)
Support Silence Suppression, VAD(Voice Activity Detection), CNG(Comfort Noise Generation), Line Echo Cancellation(G.168), and AGC(Automatic Gain Control)

Spec

Interface:1 WAN//LAN,1 RJ11 for telephone,1 RJ11 for PSTN pass throught
Universal Switching Power Adaptor: Input AC 220V/110V,Output DC 5V,1000mA
Dimension: 100*100*30mm (Real size)