JBL Synthesis SDP-40 Digital Surround Processor Controller Working No Remote

JBL Synthesis SDP-40 Digital Surround Processor Controller - For Parts or Repair

JBL Synthesis SDP-3, SDP-2 Digital Surround Processor/Controller

Rare JBL Synthesis SP-MKII Surround Processor Preamp

Lexicon MC-12 Digital Surround Sound Preamp Processor Controller

JBL Synthesis SDP-40 Digital Surround Processor Controller - For Parts or Repair

Emotiva UMC-1 Home Theater 7.1 Surround Processor & Remote

JBL SDP-5 Synthesis THX Processor Digital Controller - Untested