The S4 can play for up to four hours at a peak output of 10 watts. Even so, its tiny design makes it easy to handle with one hand. You can go everywhere with this mini amplifier, just plug and play.

Built-in battery: Fully rechargeable;
Product name: S4 guitar mini amp ;
Main material: ABS aluminium alloy;
Charge method: type-c (5v in) ;

compatible with mobile phone charger ;
Speaker power: 5 watts x2 speakers
Power source: battery powered
Compatible devices: electric guitar

Guitar input: 1/4 inch plug jack 6.35mm
Headphone output: 1/8 inch plug jack 3.5mm
Switch: clean/distortion, power on/off, (Bluetooth on/off)

Knobs:
Master vol.: control the master volume
Gain vol.: control the amount of gain
Tone: control the tone
Level: Controls the overall signal volume

Package:
1* 10W guitar amp
1*Type C cable
1*manual

Item size: 145*95.5*102.5mm
Item weight: 0.68kg