Feature: 100% new brand and high quality 1 the guitar is the instrument interface adapter and the guitar software and low tone easy to use 2. adapter in the headphone jack 3. Insert the adaptation of the bass guitar 4. Press the headphones or external speakers on the headphone jack adapter 5. You can turn on and start shaking 6.Stylish appearance, small and portable, easy to carry around 7.A good gift for anyone who likes to paly the guitar. 8.Only for IOS Description: Material:Plastic Size:12cm/4.73inX8cm/3.15in Color:Black Package Included:1 X guitar interface converter Note: 1.Please be reminded that due lighting effects, monitor's brightness/contrast settings etc, there could be some slight differencesin the color tone of the website's photo and the actual item. 2.Please allow 1-3 cm differs due to manual measurement. (All measurement in cm and please note 1 cm = 0.39 inch 1 inch=2.54 cm), your kind understanding will be much appreciated.