The protocol droid swiveled his head around and grunted the question out to the Gamorrean female.

Couple of protocol droids - I need to shake them up.

C-3PO is "fluent in over six million forms of communication" and protocol droids are often employed as translators.

Right now he was engaged in building a protocol droid to help his mom.

A protocol droid named TC-14 was waiting to escort them to their meeting.

The protocol droid backpedaled quickly, arms lifting, muttering its apologies, looking every which way at once.

The first was the protocol droid he was reconstructing in his bedroom work area.

He activated the protocol droid and ordered him to follow.

These protocol droids were known to be temperamental.

He walked over to the protocol droid and switched him on.