Feature: 1. 3 controlling knobs and 1 switch are accurate and high sensitive. 2. Mix knob: Adjust the ratio between dry signal and wet signal. 3. Bit knob: Adjust the range of sampling depth reducing. 4. Crush knob: Adjust the range of sampling rate reducing. 5. Aluminium-alloy classic, stable and strong. True bypass provide transparent tone. 6. Mix knob: Adjust the ratio between dry signal and wet signal. Bit knob: Adjust the range of sampling depth reducing. Crush knob: Adjust the range of sampling rate reducing. Mode switch: Switch between low pass, high pass and normal mode. 7. Output jack: 1/4 mono audio jack for signal output. Input jack: 1/4 mono audio jack for connecting guitar. 8. Small size footswitch, sturdy and well built case that made for high quality aluminum alloy classic. 9. Full metal shell, durable and exquisite. 10. Mode switch: Switch between low pass, high pass and normal mode. 11. True bypass footswitch and lever designed to prevent stamping on operation knobs. 12. Full metal shell, durable and exquisite. 3 controlling knobs and 1 switch are accurate and high sensitive. 13. Mix knob: Adjust the ratio between dry signal and wet signal. Bit knob: Adjust the range of sampling depth reducing. 14. Crush knob: Adjust the range of sampling rate reducing. Mode switch: Switch between low pass, high pass and normal mode. 15. Output jack: 1/4 inch mono audio jack for signal output. Input jack: 1/4 inch mono audio jack for connecting guitar. Specification: Features: Full metal shell, durable and exquisite. 3 controlling knobs and 1 switch are accurate and high sensitive. Mix knob: Adjust the ratio between dry signal and wet signal. Bit knob: Adjust the range of sampling depth reducing. Crush knob: Adjust the range of sampling rate reducing. Mode switch: Switch between low pass, high pass and normal mode. Output jack: 1/4" mono audio jack for signal output. Input jack: 1/4" mono audio jack for connecting guitar. True bypass footswitch and lever designed to prevent stamping on operation knobs. Specifications: Model: AROMA AMO-3 Effect: Bit Crusher Material: Aluminium Alloy Input Impedance: 470K Ohms Output Impedance: 100 Ohms Current Draw: 68 mA Power supply: AC Adapter 9V DC (not included) Item Size: 9 * 3.8 * 4.8cm / 3.5 * 1.5 * 1.8in Item Weight: 149g / 5.2oz Package Size: 12 * 7 * 6.5cm / 4.7 * 2.7 * 2.5in Package Weight: 242g / 8.5oz Note: Please use the 9V power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly. Package List: 1 * Guitar Effect Pedal 2 * Adhesive Tape 1 * User Manual (English & Chinese) 1 * Hardcover Box Package List: 1 * Guitar Effect Pedal 2 * Adhesive Tape 1 * User Manual (English & Chinese) 1 * Hardcover Box