Emotiva BasX MC-700 7.1 Channel Pre Amp Processor W/ USB Bluetooth Adapter

Outlaw Model 950 Preamp/Processor – Audiophile 7.1 Surround, DTS-ES, Dolby EX

Parasound P/SP-1500 THX Dolby 5.1 Pro Logic AV Processor Preamplifier Black Unit

B&K Components - Reference 30 A/V Processor - 7.1 DTS, Dolby Digital

Fosgate Audionics FAP-T1+ Home Theater Preamp Processor & Remote Dolby DTS Works

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McIntosh MX136 Home Theater Processor with optional TM-1 AM/FM Tuner.

Rotel RSP-1098 Surround Sound Processor Preamp Home System AS IS UNTESTED