He and his teachers use microphones to amplify sounds and he has his own sign interpreter.
At Wayman Pilot Supplies, the electronics selection includes a variety of headsets, transceivers, digital flight computers, microphones, and collision avoidance systems to keep you safe in the air.
The PS2 has two USB ports on the front so that you can hook up special microphones.
She was surrounded by high tech wizardry, microphones, leads, musical instruments all set up in preparation for later acts.
Because television was radio with pictures, the first television shows were simply men in suits standing in front of microphones reading the news.