ROWIN 3-in-1 Guitar Multi Effects Pedal Delay/Ocean Verb/Roto Engine Aluminum Alloy Shell with True Bypass Function Portable Electric Guitar Effect Pedal DC 9V 6.35mm Input/Output Interface Features: 【3-in-1 Multi-Effects Pedal】: This digital effects pedal combines Delay, Ocean Verb, and Roto Engine effects in one unit, providing a wide range of sound options for electric guitar players. Its high-quality aluminum alloy construction and industrial design make it durable and portable, perfect for musicians on the go. 【Analog Delay Effect】: The pedal features an analog delay effect that produces a warm, clean, and smooth delay sound. With Echo, F.Back, and Time knobs, you can easily adjust the delay effect to your preference, enhancing the depth and richness of your music. 【Ocean Verb Effect】: The Ocean Verb effect offers three modes - Room, Spring, and Shimmer. The Room mode provides real acoustics reverb in different spaces, from room to hall. The Spring mode offers a classic spring reverb, reminiscent of vintage 60's surfing sound. The Shimmer mode, with its rich overtones and perfect space, is very popular in post-rocking music. 【Roto Engine Effect】: The Roto Engine effect takes you on a retro psychedelic trip with its classic 60s sound. It offers three modes - Chorus, Vibrato, and Phaser, simulated using sophisticated algorithms to create unparalleled sound. This feature allows you to store the timbre sound pedal, providing a more personalized music experience. 【LED Indicator】: The pedal is equipped with an LED indicator that shows its working states, making it easy to monitor the device's operation. Its compact design makes it easy to carry around, allowing you to bring your music anywhere. Specifications: Input: 1/4 inch monaural jack(impedance: 470K ohms) Output: 1/4 inch monaural jack(impedance: 100 ohms) Headphones: 1/8 inch monophonic jack Power Supply: DC 9V 500mA (plug polarity is positive on the barrel and negative in the center) Item Size: 22 * 6.5 * 2.5cm/ 8.7 * 2.6 * 1in Item Weight: 487g/ 17.2oz Note: Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Packing List: 1 x Effect Pedal 1 x Instructions