Rtx 8630 ip dect handsetthe rtx 8630 ip dect handset is a professional quality cordless phone for use with the 8630 ip base boasting a sleek black design with a large 2quot tft display and graphical user interface this handset affords users optimal flexibility and call qualitysuperior soundcompliant with gap and cat iq and supporting the g722 codec for wideband audio the 8630 ip handset from rtx will facilitate calls in the highest sound quality the handset further benefits from an int