Check the listing for details. API Select TranZformer CMP compressor pedal for bass & guitar. Condition: New. Listed at 254.50 USD. IMMEDIATE SHIPPING The API Select TranZformer® -------------------------------------------------------------NEW YEARS SAVINGS $254.50------------------------------------------------------------ FeaturesSignature API output transformerAdjustable attack and release timesWet/dry blend controlSelectable feedback/feedforward compressor stylesBuffered bypass The API Select TranZformer® CMP incorporates API's legendary VCA-type compressor circuit into a versatile and compact guitar effects pedal. Designed to easily fit into your pedal board and engineered to run off standard 9V power supplies, the CMP gives you classic studio-quality compression right at your feet. Other features include a buffered bypass in/out footswitch, adjustable attack and release times, wet/dry blend control, selectable "feedback" and "feedforward" compressor styles, transformer output, and of course the classic API sound. This is another great compressor that 'flies under the radar'. It will bring out the liveliness & attack that is inherent in your instrument. It also excells when connected in series with another compressor. MSRP: $295.00 For detailed reviews go to : compressorpedalreviews.com For lots of great videos of API high end studio products, go to YouTube.