Rolls DB325 Instrument FET Preamp and Direct Box
Rolls DU30B Microphone Preamp/Audio Ducker
Rolls EB77 Stereo Earbuds
Rolls GS76RL 8-User Game Show/Quiz System
Rolls HA204P EarBud Portable Battery Power Headphone Amplifier
Rolls HA243 4-Channel Studiophile Headphone Amplifier
Rolls HA43 Pro 4 Output Stereo Headphone Amplifier
Rolls HA540 Bellari Class A Headphone Amplifier
Rolls HE18 Buzz Off Hum Eliminator
Rolls HMB115 2-Way Balanced to Unbalanced Audio Converter
Rolls HR155 Rack Mount Speaker Monitor
Rolls HR172 Remote Control for HR72 CD/MP3 Player
Rolls HR260 Half Rack Tray for HR Series Units
Rolls HR261 Stereo Sonic Exciter
Rolls HR31 Half Rack Mounting Brackets for HR72, HR73, and HR78
Rolls HR70 FM Digital Transmitter
Rolls HR72 Half Rack CD/MP3 Player
Rolls HR72X CD/MP3 Player with XLR Outputs
Rolls HR73 Half Rack Digital MP3 Recorder/Player
Rolls HR74 MP3 Player (SD or USB Media)
Rolls HR78X Digital AM/FM Tuner with XLR Outputs
Rolls HRD342 Digital Room/Speaker Delay Processor
Rolls HRS84 Digital FM Tuner with XLR Outputs
Rolls HV6 Headphone Volume Control
