Behringer SX3040 V2 Ultimate Stereo Sound Enhancement Processor Microphone Cases & Boxes and the low-frequency driver cone

and the low-frequency driver cone has less mass for more consistent response

The adjustable noise gate pours on the sustain and cuts out hum and hiss

Low Frequency Select (CPS

Combined with Cinemag input and output transformer and a class-A gain stage

Behringer SX3040 V2 Ultimate Stereo Sound Enhancement Processor Microphone Cases & Boxes and the low-frequency driver coneSONIC EXCITER SX3040 V2 The incredible SONIC EXCITER SX3040 will make your live performances and recordings more powerful, dynamic and superbly articulate. Equipped with a special phase compensating Bass Processor and Sonic Exciter, the SX3040 adds amazing depth, punch and sparkling clarity to dramatically enhance sound quality. And thanks to SX3040s twin channels, you process a stereo signal, or a bass in one channel and a keyboard, vocal or guitar