Yealink SIP-T31G Classic Business Gigabit IP Phone
Highlights
Lines: 2 VoIP accounts.
Display: 2.3” 132x64-pixel graphical LCD with backlight.
Audio: HD Voice (handset/speaker), Smart Noise Filtering.
Networking: Dual-port Gigabit Ethernet (10/100/1000 Mbps).
Power: Power over Ethernet (IEEE 802.3af), Class 1; External power adapter available.
Conferencing: 5-way local conferencing.
Features: 2 line keys with LED, 6 feature keys (transfer, message, headset, redial, mute, speaker).
Headset: RJ9 port supporting EHS (Electronic Hook Switch).
Design: Adjustable multi-angle stand (2 angles), wall-mountable.
Security: TLS 1.3, SRTP, configuration via browser/auto-provision.