Mercy put the call on speaker phone, so the pack can hear.

"When the hell are you two going to get a speaker phone?"

I turned the speaker phone back on and called the number in Brighton.

I'll put you on the speaker phone so we can all discuss the situation.

He wasn't supposed to be on speaker phone, she recalled.

Talking with a headset or a speaker phone is allowed.

We used the speaker phone to ask our baby sitter how the night had gone.

He picked up a speaker phone resting near his left arm.

The thin female voice came across the speaker phone clearly.

Have you seen the one when he is on speaker phone and doesn't know it?