MXR - Dyna Comp Mini Compressor.

Combines the best of classic tone and modern convenience in a housing that’s nearly half the size of the original. Thanks to its rare CA3080 metal can integrated circuit (IC), this pedal yields quieter operation, greater transparency, and increased dynamic range. An all new Attack switch toggles between slow and fast attack times. True hardwire bypass. Cannot be powered by a battery. Supplied with 9 volt AC adapto