Built-in 4 Effects: This portable guitar amplifier is suitable for electric guitars and features four effectsclean, distortion, overdrive, and reverbto meet your daily practice needs. Compact and Portable: This mini guitar amplifier is ideal for travel and practice. Its compact size makes it easy to carry in a backpack or luggage. Despite its small size, it delivers sufficient volume for practice with a 5W speaker. Plug and Play: The amplifier has a 6.35mm input jack, allowing for quick and easy connection without complicated wiring, providing greater mobility. Its lightweight design allows it to be attached directly to your guitar. Simply plug in and start playing anytime, anywhere. Bluetooth Function: This mini electric amplifier includes Bluetooth audio functionality, enabling you to stream music from your smartphone or other Bluetooth-enabled devices. Play along with your favorite tracks. Note: This feature is not compatible with Bluetooth headphones or Bluetooth speakers. Rechargeable Amplifier: The amplifier provides up to 6 hours of use on a full charge. The built-in rechargeable battery eliminates the need for replacements and makes outdoor play convenient. We recommend using a 5V 2A charger. Do not use chargers with a voltage exceeding 5V, as this may damage the device or cause safety hazards. Note: Due to variations in product batches, the appearance may differ slightly. This does not affect performance. Color: Black Material: ABS Package Contents: 1 x Mini Electric Guitar Amplifier 1 x USB Charging Cable 1 x User Manual in English The package includes only the items listed above. Note: Lighting conditions and monitor settings may cause slight color differences between the image and the actual product. Measurement error allowed is +/- 1-3 cm.