Click or scroll to zoom Tap or pinch to zoom Click or scroll to zoom Tap or pinch to zoom Click or scroll to zoom Tap or pinch to zoom Yealink SIP-T23G IP Phone by Yealink Sold out $76.50 SKU SIP-T23G 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out 3 Lines. 2.8-Inch Graphical LCD. Dual-Port 10/100 Ethernet. 802.3af PoE. Power Adapter Not Included.