Grandstream DP735 - High-level rugged DECT headset (DECT base station sold separately)

Up to 20 SIP accounts per system; up to 20 lines per phone DECT authentication and encryption technology to protect calls and accounts 3-way audio conferencing for easy conference calls Dedicated button to talk; built-in proximity and accelerometer sensors Automated provisioning options include TR-069 and XML configuration files Use with Grandstream IP PBX UCM Series for Zero Config Provisioning HD audio to maximize audio quality and clarity; Full duplex speaker Robust design, IP67 rated, waterproof, dustproof, resistant to cleaning chemicals, antimicrobial housing, safe from drops from 2.5 meters