• Built-in Wi-Fi (2.4GHz, 802.11b/g/n)
• Built-in Bluetooth 4.0+ EDR for
– Bluetooth headsets
– Pairing mobile devices
• 1 x USB 2.0 port (on the top of the phone) for:
– Yealink CAM50 camera
• 1 x USB 2.0 port (on the rear of the phone) for:
– USB flash drive
– Wired/wireless USB headset
– Color-screen expansion modules
• 1 x Security lock port
• 1 x RJ9 (4P4C) handset port
• 1 x RJ9 (4P4C) headset port
• External Yealink AC adapter (optional):AC 100~240V input and DC 5V/2A output
• Power consumption (PSU): 1.9W-5.7W
• Power consumption (PoE): 2.6W-7.4W
• Dimension (W*D*H*T):259.4mm*220mm*239mm*42.6mm
• Operating humidity: 10~95%
• Operating temperature: -10~40°C