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

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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

HMB115 Signal Converter

The HMB115 converts consumer level stereo RCA signals to balanced XLR professional line level, and back. One side of the unit, labeled 1, ha... more