Deskset operation

Push to talk (PTT) intercom

You can directly broadcast your voice to the speakerphone of any extension. The extension you called can respond by pressing the PTT key to begin a two-way communication. Up to five pairs of PTT calls can exist at a time.

PTT to the main telephone base or a system device

1.When the deskset is not in use, press the PTT key.

2. Press DIR or CID to choose the desired device.

3.Press and hold PTT until the deskset shows

PTT to: X:Handset X Release PTT key to stop (X represents the extension number [1-0];Handset X represents the handset name) or

PTT to: *:Base Release PTT key to stop. When the connection is made, both the caller and the destination party hear two beeps.

4.Speak towards the deskset speakerphone while continuing to hold down the PTT key. Your voice is broadcast to the desired extension.

5.Release the PTT key after speaking. There is a three- second PTT wait state with -MUTEslowly flashing on the screen. During the PTT wait state, if necessary, you can press and hold the PTT key to continue speaking towards the speakerphone.

6.The destination party can respond by converting the PTT call to an intercom call (see page 37).

L1

*: Base

1:Handset 1

2:Handset 2

3:Handset 3

Back

 

Select

L1

PTT to: *:Base

Release PTT key to stop

L1

PTT to: *:Base

-MUTE

NOTE: When the destination device is on an intercom or outside call, you hear a busy tone and the deskset displays Busy.

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AT&T SB67148 user manual Push to talk PTT intercom, PTT to the main telephone base or a system device