Yealink SIP-T48U, T48U VoIP SIP telephone,

SIP-T48U, T48U VoIP SIP telephone, 2 x Gigabit Ethernet, 29 one-touch DSS keys, PoE required, AC optional, 7 inch touch colour backlit LCD, HD audio, RJ9 headset jack, EHS support (adapter required, SKU #EHS40), 2 x USB, Wi-Fi support (adapter required, SKU #WF40 or SKU #WF50), Bluetooth support (adapter required, SKU #BT41), optional wall mount bracket (SKU #T48 WALL MOUNT), add up to 3 expansion modules (sidecar / attendant console, SKU #EXP43), supports YDMP / YMCS. Optional AC power supply, SKU #PS5V2000US.