It is recommended to upgrade this Avaya Product soon.
This product uses IP lines and SIP services to transmit the voice through the internet connection to the other party (data over the signal connection). Teltek’s Nebulosity Cloud PBX and Stratus Cloud PBX are systems which provide this service. We also can adapt analog devices (like fax) to our VoIP system.
VVX D230 DECT IP phone works as good as any desk phone, everyone on the call will have clear, interruption-free conversations with acoustic echo cancellation and background noise suppression. Don’t bother adding IT on speed dial. Get reliability, performance, and less hassle with this wireless IP phone.Polycom VVX D230 Wireless