PH531

PH531

General

-   Standard
configuration of 2
VoIP accounts. Maximum of 4 VoIP
accounts

-   2
x 20 character LCD

-   Wideband G.722 Codec

-   IPv4 / IPv6

-   WAN
port and LAN port

-   Headset connectivity (check with your vendor for this option before order)

-   PoE
(check with your vendor
for this option before order)

Server Compliance

-   Asterisk / Broadsoft  / Alcatel / NEC / Avaya basic call features supported

Codecs and Voice Features

-   Narrowband
codec: G.711μ/A, ILBC   

-   G.729

-   VAD,
CNG, AEC, PLC, AJB, AGC   

-   Full-duplex
speakerphone with AEC