Built-in 4 Effects: This portable guitar amplifier is suitable for electric guitars and features four built-in effectsclean, distortion, overdrive, and reverbto support your daily practice needs. Compact and Portable: This mini guitar amplifier is ideal for travel and on-the-go practice. Its small size makes it easy to carry in a backpack or luggage. Despite its compact design, it delivers sufficient volume for practice with a 5W speaker. Plug and Play: Equipped with a 6.35mm input jack, this amplifier allows for quick and easy connection without complicated wiring, providing greater mobility. Its lightweight design enables convenient attachment to your guitar. Simply plug in and start playing anytime, anywhere. Bluetooth Function: This mini electric amplifier includes Bluetooth audio functionality, allowing 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 disposable batteries and simplifies outdoor use by removing dependency on external power sources. We recommend using a 5V 2A charger. Avoid chargers with voltage exceeding 5V, as they may damage the device or cause safety hazards. Note: Due to variations in product batches, the appearance may differ slightly, but 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; other accessories are not included. Note: Lighting conditions and monitor settings may cause slight color variations between the product image and the actual item. Measurement tolerance: 13 cm.