Yealink W78H User Manual page 19

No. Item
1 Three Internal
Microphones
2 Mute Touch Key
3 Speaker
4 LCD Screen
5 Soft Keys
6 On-hook Key
7 Touch Keypad
8 Volume Key(+)
9 Volume Key(-)
10 Off-hook Key
11 Bluetooth Key
12
Description
Provide 20-feet (6 meters) and 360-degree sound pickup.
• Toggles mute feature.
• Indicates phone and call status.
Provides speakerphone audio output.
Shows information about calls, messages, soft keys, time, date and
other relevant data.
Labeled automatically to identify their context-sensitive features.
Ends a call, returns to the idle screen or turns off the phone.
Provides the digits, letters, and special characters in context-sensitive
applications. It is possible to open a menu option directly by tapping
the number button that corresponds to the position of the option in the
menu.
Increases the volume of the speaker, ringer, or media.
Decreases the volume of the speaker, ringer, or media.
Enters the dialing screen, places a call or answers a call.
Enters the Bluetooth setting screen.
Confirms actions or answers incoming calls.
| Getting Started | 19