The earthquaker devices the warden v2 optical compressor is the newest version of this optical compression pedal and brings studio levels of compression control onto your pedalboard'. '.strtoupper('i')t features an 18v internal power supply provided from a regular 9v wall supply to offer increased gain and sustain levels'. '.strtoupper('w')ith controls over all aspects of attack release sustain and ratio the warden v2 provides full customisation over your style of compression'. '.strtoupper('w')hether you require an always on tone enhancement a smooth level balancer or an extreme chicken picking country style compression the warden will be able to cover your requirements and more'. '.strtoupper('h')and made in ohio usa the warden features excellent build quality to survive a life under your foot.