This page provides basic instructions for using the Grandstream 3350 phones that are installed in the main office and administrator offices. This model phone includes a camera to make video calls with an adjustment for camera angle and blocking when not needed. 

Hardware: Front view of phone and explanation of buttons

Things to note:

• The handset button at the lower left corner of the phone will automatically dial the most recent call when pressed. If pressed inadvertently, press the illuminated Speaker phone button at the lower right corner to hang up the call.
• Swiping down from the top edge of the display will reveal the Status menu where users can quickly engage "do not disturb" and also mute the microphone.

Home screen of the touch display:

The home screen displays Tech-configured speed dials on the left, topped by the signed-in user's name and extension. On the right, Call, Contacts, and Call history softkeys are shown from top to bottom. The home screen will also have access to Settings.

The home screen has two pages. Swipe left to view page 2. The available apps may be slightly different from the screenshot below. The Settings app is available to change ring tones and turn off tap sounds.

Place Calls

To initiate calls, you must enter an extension number and press "Audio" call. If there is a delay between the extension being entered and the pressing of the "Audio" call button, the call will engage automatically.

Multiple ways to Initiate a call:

1. Pick up the handset
2. Press the Speaker button on the phone
3. Press the Call button on the touchscreen
4. Press a name in the Speed dial menu on the touchscreen or the button box
5. Find a name in Contacts

Place Calls

• Place a ringing call to an internal extension:
  • Initiate a call
  • Use the keypad to enter the extension
  • Press Audio call or Video call. Please note: Video calls will only work on admin phone models. Classroom phone models do not have a camera.

• To place a call to an outside phone number:
  • Initiate a call
  • Dial 9 (to access the outside line)
  • Dial the external phone number
  • Press Audio call. 

Place Emergency Calls

• To place an emergency 911 call:
  • Initiate a call.
  • Dial 911 or 9911.
  • Press Audio call.

• To place an internal emergency call to alert the office of an issue:
  • Initiate a call.
  • Dial your building's internal emergency extension.
  • Press Audio call.