Selling to organize equipment. Body + dedicated adapter Operation confirmed. Envelope Filter John Mayer [Product Overview] This electro-harmonix Q-Tron+ is known as a guitar effector and offers a variety of controls to enrich the sound. In particular, you can create your own unique sound by adjusting knobs such as MODE and RESPONSE. [Functions and Features] - 6 control knobs allow for fine-tuning of sound characteristics. - Operates on a 24V power supply, providing stable performance. - Equipped with FX SEND and RETURN terminals, making it easy to connect with other effectors. [Included Items] An AC adapter is included, so you can start using it immediately. - Brand: electro-harmonix - Model Name: Q-Tron+ - Power: 24V - Control Knobs: MODE, RESPONSE, RANGE, PEAK, GAIN, BOOST - Input/Output Terminals: INPUT, OUTPUT, FX SEND, FX RETURN - Accessories: AC adapter Thank you for viewing. Type... Electric Guitar