Yealink SIP-T4 Series - Page 2

Element Function
1 LCD display window
2 Message waiting
3 Line/DSS keys
4 Headset/Mute
5 Message/Hold/Redial/Transfer
6 Speakerphone
7 Volume
8 Keypad
9 Navigation/OK/Select/Cancel
10 Soft keys
11 Speaker
13 Switch hook
12 Switch hook tab