Amazon.com: D Debra Audio E270 Professional Digital Pre-stage Effect Anti-howling Audio Processor with 48 bit DSP Effect Echo USB MP3 Bluetooth Optical For House Karaoke, Stage, Performance (E270) : Musical Instruments
Trinnov Audio Nova | Loudspeaker/Room Optimizer Processor w/ etherCON 3D Microphone & La Remote | Pro Audio LA
719N - DAVID IV FM/HD™ Broadcast Processor - Model 719N | Inovonics Broadcast, Inc.
Sinbosen 4 INPUT 8 OUTPUT DIGITAL AUDIO PROCESSOR DISPLAY FUNCTIONS AD48 | AUDIO PROCESSOR | Sinbosen| Audio sound system manufacturer
What Is A Sound Processor And Why Do I Need One?
Digital Effect Processor Professional KTV Pre-effects DSP Karaoke Audio Processor Stage Performance Anti Howling PC Software - AliExpress
Car Audio DSP 2.8X - 8 Channel Digital Audio Processor - PRV Audio