[Powerful and Portable]: This 10W electric guitar amplifier is compact and , making it incredibly portable. Despite its small size, it delivers a powerful sound, making it for practice, street performances, or small gigs. [Rechargeable and Long-lasting]: The amplifier features a built-in 3.7V/2000mAh lithium battery, providing over 4 hours of on a full charge. It's powered via a USB-C interface, allowing you to use a power bank for charging, making it ideal for on-the-go use. [Universal 6.35mm Input]: With a universal 6.35mm input, this amplifier is plug-and-play, making it easy to use. Simply plug in your electric guitar and start playing. [BT and Headphone Connectivity]: The amplifier supports BT connectivity, allowing you to connect your smartphone or to play backing tracks. It also has a headphone output for silent practice, for those late-night practice sessions. [Adjustable Tone]: This amplifier features clean and distortion dual channels, delivering a full and transparent sound. The tone control offers a wide range, allowing you to dial in everything from a thick and warm tone to a bright and crisp one, catering to your specific sound preferences. Lithium Battery: 3.7V/2000mAh Power Supply: DC 5V/1A (USB-C) Input Interface: 6.35mm Output Power: 10W Headphone Impedance: 30Ω Input Impedance: 1MΩ Auxiliary Input Impedance: 10kΩ Horn Impedance: 4Ω Colour:Black Material:ABS Package Contents: 1x Guitar Audio Amplifier 1x USB Cable 1x English 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.