VTECH VCS752 ErisStation SIP Conference Phone with Two Wireless Mics Additional Features: Supports up to 3 SIP Accounts 158 x 57 Pixel Backlit Display 3 x Soft Keys with 4-Way Navigational Pad DECT 6.0 Compliant Built-In Wireless Mic Charging Bays Full-Duplex Speakerphone in Base Fast Adaptive Feedback Control Up to 70 Hours of Standby Time Up to 8 Hours of Talk Time