Exploring the playability of electric guitar playing,Add distortion and delay effects to the speaker Support mobile phones and other Bluetooth terminal devices to connect to the speaker accompaniment playerFully compatible with Bluetooth device connections Small and portable electric guitar speaker,2-inch full-range speaker for more three-dimensional sound Built-in power lithium battery,After fully , it can be used for 4-6 hours. The typec interface can be with a mobile phone power bank Use:GUITAR Type:Amplifier Power:10-Watt Input Impedance:10 Ohms Speaker:Full Range 2-inch x2 Frequency Response:40Hz-18KHz Effects:GAIN, DELAY, TIME and DIST The product appearance and printed words depending on the batch, but this does not affect use Colour:White Material:ABS Package Contents: 1 x guitar amplifier 1 x cable 1 x Chinese and English instruction manual 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.