Check the listing for details. Yuer RF-10 Series Dyna Compressor. Color: see description, Condition: New. Listed at 46.76 USD. The Yuer RF-10 Series Dyna Compressor is based on the circuit of the classic gray R-Style compressor and is characterized by very low noise. The Sustain, Attack and Level controls are available for the ideal tone. The attack control can be used to boost the bass or adjust pickups with a high output level. The true bypass design minimizes sound loss. 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. 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: put them into your shopping cart and choose “combined shipping (up right)” on your checko.