Yealink W77P - 1302027 DECT IP Phone System - W57R Handset W70B Base

Up to 40-hour talking time Up to 575-hour standby time Quick charging: 10-minute charging time for 2-hour talking time TLS and SRTP security encryption Vibration alarm guarantees you do not miss any call, even in noisy situations Wall mountable charger Maximum DECT radio coverage: 50 meters indoors, 300 meters outdoors