Purple delay effect pedal with ECHO and F.BACK controls. The Rowin LEF-614 DELAY is a compact analog sound delay. It uses the PT2399 digital delay chip, which is used in many high-quality pedals, and all other circuits are made with analog circuits. The feedback provides a warm decay with each repetition. Furthermore, it has true bypass specifications, so there is no worry about sound degradation. - Model Name: LEF-614 - Brand Name: Rowin - Color: Purple - Function: Delay effect pedal - Controls: ECHO, F.BACK, TIME Thank you for viewing.