To activate the speaker while on the handset

1 Press [ Speaker ]

The handset will remain active, and the speaker will

also be active. This allows group listening, although you can still only talk through the handset. Do not

hang up the handset or the call will be dropped

To turn off speaker and

1

Press [ Speaker ]

return to handset only

 

The speaker turns off (handset remains active)

 

 

 

 

 

To end a call if only the

1

Press [ Speaker ]

speaker is active

 

 

(handset on-hook)

 

 

 

 

 

To end a call if both the

1

Hang up handset

handset and speaker

 

The speaker turns off automatically

 

 

are active

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Image 53
AT&T 7406BIS manual Hang up the handset or the call will be dropped