<b>Description</b><br/><br/>A foldable plug mechanism that rotates 180 degrees and an auto power-off function are additional features that contribute significantly to improved convenience and ease of use.<br/><br/><b>Features</b><br/><br/>- Material: ABS plastic, aluminum.<br/>- Color: Black.<br/>- Size: Approx. 8.20X7.60X2.50cm  3.22X2.99X0.98in.<br/>- Battery: 2 AAA batteries(excluding).<br/><br/><b>Package Including</b><br/>1 x Instruction<br/>1 x Guitar Headphone Amplifier