Grandstream Networks WP810 Series Administration Manual page 14

The following table describe the WP825 keypad keys.
Key
1
Proximity sensor
.
2
Earphone
.
3
, Volume up / Down Keys
4
5
PTT Key
.
6
* / Mute key
.
7 Arrow key combination (Up,
. Down, Left, Right)
8
Off-hook / Dial key
.
9
Alphanumeric Keypad
.
Figure 8: WP825 Description
Description
The proximity senor can detect and measure gravitational acceleration, tilt,
vibration, altitude changes, and static position.
Delivers audio output.
Configure the handset and ringtone volume.
PTT (Push-to-Talk) button, to initiate PTT call.
Keep pressing on * in idle screen to mute/unmute the ringtone.
Allows navigation of the cursor through the displayed menu options.
Enters dialing mode, or dials number entered.
Provides the digits, letters, and special characters in context-sensitive applications.
For + sign, press and hold key 0.