Deskset operation

Push to talk (PTT) intercom

Answer a PTT call

1.When you hear two beeps, the screen displays PTT from: X:Handset X (X represents the extension number [1-0], Handset X represents the handset name) or PTT from: *:Base.

2.To respond to a new PTT call, press INT on the deskset to convert the call to a two-way intercom call.

Convert a PTT call to an intercom call

When you have initiated a PTT call to a system device, the destination device can convert the PTT call to a two-way intercom call.

1.After two beeps, the destination device displays PTT from: X:Deskset X (X represents the extension number [1-0], Deskset X represents the desksetset name).

2.Press INT on the destination device to convert the call to a two-way intercom call.

NOTE: If the PTT call is sent to all handsets, the intercom call is established with the first one who presses INT.

End a PTT call

Press EXIT to end the incoming PTT call.

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AT&T SB67148 user manual Answer a PTT call, Convert a PTT call to an intercom call, End a PTT call