Check the listing for details. Electro-Harmonix Bass Preacher Compressor. Condition: New. Listed at 101.60 USD. Bass guitars possess a huge dynamic range and produce powerful low frequencies. Designed for and by bassists, this compact compressor/sustainer features fully adjustable controls that can subtly transform the dynamic qualities of a bass guitar or take them to the extreme. From transparently leveling out notes so they sit in a track to creating an intensely squashed sound, the Bass Preacher helps spread the gospel of great bass tone!Featured VideosTo suggest a video, send email to: Quick Specs- Compact compressor designed especially for bass guitar- Input sensitivity ranges from -10 dBu to +2 dBu making it a perfect fit for both passive and active basses of varying output levels- Maximum gain reduction of 21 dB, with enough make-up gain to return your signal to full volume at maximum sustain (compression)- Attack toggle switch changes the timing of the onset of compression and provides three selectable settings: Fast, Medium and Slow- True bypass for maximum signal path integrity when in bypass mode- Tough, compact die-cast package- 9-Volt battery included, also accepts optional EHX 9.6VDC-200mA power supply- Current Draw: 33mA @ 9VDC- Dimensions in inches: 2.75(w) x 4.5(l) x 2(h)- Dimensions in mm: 70(w) x 115(l) x 51(h)