Precise Sound Control: With three control knobs, you can finely adjust your guitar sound using the knobs to precisely tweak the dry/effect signal ratio, delay time, and feedback amount. This ensures that you have the desired tone and sound for every performance. Additionally, it features two switchable modes: BOOST and NORMAL. 💡NOTE: Requires a DC 9V adapter with negative inside and positive outside to power but NOT included | Pure Signal Integrity: Utilizing a true bypass design, it maintains signal stability during use, ensuring a clean tone while preserving the transient of the original sound. This helps to maintain the best sound quality and minimizes tone loss. Dedicated volume, tone, and gain adjustment knobs allow for precise control and adjustment. | Easy Operation: Professional volum, tone and gain controls offer extensive adjustment options, making it easier for musicians to control their guitars. The dual mode switch (BOOST and NORMAL) provides more convenient mode adjustment options. The crisp damping of the metal lever and footswitch button provides a clean, sharp feel and sound. The LED indicator will light up when this guitar pedal is active. | Robust Quality and Portability: The full aluminum alloy construction ensures solid quality, greater strength, and higher durability, preventing easy damage. Its compact body is convenient for transport and use, without causing issues due to its size. Powered by 9V DC, it is small and agile, making it more suitable for carrying on the go. | STRICH BE-RICH: Experience richer and more colorful musical effects with the Strich BE-RICH Tube Overdrive Effects Pedal.