5W guitar amplifier, compact size design, super and portable, easy to carry around when you go for a travel. With volume and tone adjusting knobs, and supports overdrive function, giving you excellent and sound effect. The 6.35mm(1/4 inch) and 3.5mm inputs for connecting acoustic guitar, electric guitar and other musical instruments or device. And the 6.35mm output allows you to connect headphones to practice your guitar without bothering your neighbors. Dual power supply: 1 x 9V battery or DC 9V power adapter(both are not included), suitable for indoor and outdoor use. Power Supply:1 x 9V battery (Not included batteries) With shoulder strap and backside clip, convenient to carry the amplifier when play the guitar on the move. Note:The guitar showed in the picture is not included. Colour:Black Material:ABS Package Contents: 1 * guitar amplifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.