.Vibration alarm
.Alarm functions for occupational safety: push-button alarm, no-movement alarm, mandown alarm and running alarm
.Up to 28 hours of talk time (18 hours with Bluetooth headset)
.Up to 360 hours of standby time (200 hours with Bluetooth headset)
.Keypad backlight and keypad lock
.LC3 (Low Complexity Communication Codec) Plus for high and stable audio quality
.Fully compatible with Yealink W80 Multi-Cell System for seamless roaming and handover