This is a guitar effector made of aluminum materials. workmanship, reasonable design, practical functions. Mainly suitable for the connection of electric guitars and audio equipment. Has a good transmission effect and noise reduction work. It can help you play a clearer and more comfortable melody. It will be your of accessories. Features - ColorBlue - Material: Aluminum. - Size: 9.00X4.95X4.00cm/3.54X1.95X1.57in. - Made of strong and durable metal materials, not easy to rust, which can meet your long-term use requirements. - This audio effector has fine workmanship, good noise reduction effect and good transmission function. - The metal effector has a reasonable design, is easy to use, flexible and durable, and is a for you. - Wide range of applications, suitable for professional audio equipment such as power amplifiers, guitars and other musical instruments. - Easy to store and use, you can easily replace the old guitar effect power supply. Specification - Input connection type: standard 1/4" interface mono/ - Output connection type: standard 1/4" interface mono/ - Power input: power supply, standard 9V DC (internal negative and external positive) - Working : 5mA (DC 9V) - Reverb type: 9-level adjustment Package list: 1 x Effector 1 x Manual 1 x Carton