Check the listing for details. TONE CITY TC COMP ENGINE Comp Engine Compressor. Condition: New. Listed at 73.54 USD. The Tone City Comp Engine Like some of the most famous boutique compressor pedals, uses a classic OTA design. The wide dynamic range from subtle compression to 'squashed' sounds is suitable for a variety of different styles or sounds and the pedal's clear, low-noise character is the perfect addition to almost any pedal setup. All of our items have a 30-day return policy without explanation. Sheet music, reading material and software cannot be exchanged. The General Terms and Conditions of Zoundhouse GmbH & Co. KG apply. The European Union provides an online platform (OS platform) for the out-of-court settlement of consumer disputes: When purchasing multiple items: Add the items to your shopping cart and select “Request total from buyer” at the top right. If you intend to buy multiple items.