GRANDSTREAM DP715 VoIP DECT Cordless Base & Handset, Stock No# DP715 bender piston The ADTRAN IP 321 is

The ADTRAN IP 321 is a two-line SIP phone delivering superb sound quality as well as a wide range of supported business telephony features

Flute Length: 2-1/2-Inch

System design is PC based

The quality Bogen CSD1X2 Drop-In Ceiling Speaker

GRANDSTREAM DP715 VoIP DECT Cordless Base & Handset, Stock No# DP715 bender piston The ADTRAN IP 321 isDP715 is a sinlge VoIP DECT Cordless Base & Handset which supports 4 additional DP710 handsets (5 total) and 4 simultaneous calls. The phone has a radio coverage of 150 feet indoors and up to 1000 feet outdoors, a standby time of 80 hours and up to 10 hours of talk time and fully complaint with SIP DECT standards and field proven for flexible deployments. Multi Language Settings Support comprehensive voice codecs including G. 711, G. 723. 1, G. 729A