Rolls Corporation is an innovative audio electronics manufacturer specializing in interface accessories, mixers, amplifiers, signal processors and signal sources.
SB126 Starting buzzer/tone generator was designed to generate a tone to start sporting events or anywhere a 600 Hz tone is needed. When the ... more
The HR74 MP3 Player was designed to be easy to operate, even with out a manual. The unit is ideal for installations or anywhere a durable MP... more