VTech IS8251 Quick Start Manual page 22

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• While in a menu, press to cancel an operation, back up to the previous
menu, or exit the menu display; or press and hold this button to exit to
idle mode.
• Press to show phonebook entries when the telephone is not in use.
• Press to review the caller ID log when the telephone is not in use.
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• Press to page all handsets.
FLASH
• During a call, press to answer an incoming home call when you receive
a call waiting alert.
PTT
• Press and hold to broadcast to a group of system devices, i.e. to initiate
a one-to-one or one-to-group broadcast.
• Press to display the PTT menu to begin a PTT call.
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