Grandstream WP826/836 Key Layout Description

KeyDescription
LED indicatorA small light that provides visual notifications for various events like incoming calls, messages, or charging status.
EarphoneDelivers audio output.
Volume Up keyA button used to increase the volume of audio output.
Volume Down KeyA button used to decrease the volume of audio output
PTT KeyPTT (Push-to-Talk) button, to initiate PTT call. This button can also be configured to trigger Alarm.
Navigation keysButtons used to navigate through menus, apps, and interfaces.
Off-hook / Dial keyInitiates or answers calls when pressed and also used to dial numbers when making outgoing calls.
1 / Voicemail keyLong pressing this key initiates a call to your voicemail service, allowing you to check for new messages or manage voicemail settings.
Standard keypadA grid of numeric keys used for dialing phone numbers, entering text, and navigating through menus by inputting numbers or letters associated with options.
* / Symobolic key / Silent ModeThis key is used to toggle the phone’s silent mode on and off, muting all incoming call and message notifications.
Handsfree / Speaker keyPressing this key enables the phone’s speakerphone function, allowing for hands-free communication during calls.
MicrophonePicks up audio earpiece and hands-free calls
Type-C headphone & charging portThis port serves a dual purpose, allowing you to connect Type-C headphones for audio output and charging the phone using a compatible Type-C cable.
SoftkeysThese buttons are assigned a specific function or shortcut, such as launching a specific app, activating a feature, or performing a predefined action.
Mute/Shortcut KeyA button that quickly silences incoming calls or notifications when pressed, and may also be customizable to serve as a shortcut for accessing frequently used features.
# / Input method switching / Lock keyDoes one of the following:

  • When pressing #: Redials the last dialed number, for this to work the Key As Send option under Account settings => Call settings should be set to #
  • Lock key: Long press to lock keypad against unintentional entries, for this to work enable lock screen from LCD settings under System settings => Security Settings => Screen Lock
  • Input method switching: Allows switching between different input methods (like keyboards types)
On-hook / Power keyThis key serves a dual purpose, ending calls or switching off the phone when pressed for a longer duration, and turning on the phone or waking it from sleep mode when pressed briefly.
MENU/OK keyThis key serves a dual purpose, opening the menu interface or confirming selections, such as when navigating through apps or options.
SoftkeysCorrespond to functions displayed on the LCD. These functions change depending on the current context.
Color LCD Screen2.4 inch (240×320) IPS color LCD screen
Proximity sensorThe proximity sensor can detect when the phone is close to the caller’s face, turning off the display to prevent accidental touches and save battery life.
Noise Canceling MicrophoneA microphone equipped with technology to reduce background noise, resulting in clearer audio during calls by minimizing unwanted sounds from the surrounding environment.

Last Updated on September 30, 2025