Rolls Corporation is an innovative audio electronics manufacturer specializing in interface accessories, mixers, amplifiers, signal processors and signal sources.

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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

HR74 MP3 Card Reader

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

HRD342 Digital Room/Speaker Delay

The Rolls HRD342 is intended for low cost, simple, time alignment of speakers in larger rooms or outdoors. The delay dial is shown in mili s... more