Avaya AVAYA-H239-IP-DEVICE-700514316-IN-DUBAI Avaya Broadcom Avaya H239 IP Device ( - )

The Avaya H239 was designed specifically for hotel rooms and offers simple, high-quality communications as well as one-touch access to hotel amenities. They work with Avaya Aura®, Avaya IP OfficeTM, and third-party platforms approved by Avaya. Specifications Phone Features Vxworks OS | Support SIP2.0 (RFC3261) and correlative RFCs | SIP supports 1 SIP servers, and backup SIP proxy servers | Supports SIP UDP / TCP / TLS Key Features 6 soft keys programmable | Multi language displayed (web) Audio HD voice: HD handset | Codec: G.711A / U, G.723.1 high/low, G.729AB, G.722, G.726-32 | DTMF: in-band, RFC2833 and SIP INFO | Full-duplex acoustic echo canceller - hands-free mode| Voice activity detection / comfort noise generation / background noise estimation / noise reduction | Packet loss concealment | Dynamic adaptive jitter buffer up to 300ms | DTMF: in-band, out-of-band-DTMF-relay (RFC2833) / SIP INFO Advanced Features Call transfer | Call holding | Call waiting | Redial | Call completion