Boost pedals can be awesome and JAM proves that with the Boomster mk2. This boost is loaded with versatility and up to 16dB of signal to work with, Some of the features include Buffered or True Bypass, expression pedal output, momentary latching option, runs 9-18v for variable headroom, and mini toggle switch for 3 different voicings. The voice toggle can be full range, mid boost, or attenuation for the top end (adjustable internally). Quality is what you can expect from JAM with everything from the Hi-Fi Burr Brown® OPA 2132 chips to the simply stunning enclosure, the Boomster mk2 is THE boost of boosts.