Good compatibility - Suitable for electric guitars with 6.35mm plug, electronic wind instruments, and other compatible devices. Compact and portable, plug and play - Use this mini guitar amplifier anytime, anywhere without the need for additional cords. Built-in 4 effects to support practice needs - Includes clean, distortion, overdrive, and reverb effects, selectable via the EFFECT button. Equipped with Bluetooth 5.1 - Stream backing tracks or play music from your device wirelessly. Rechargeable design - Provides approximately 5 hours of use when fully charged. Recommended to use a 5V 2A charger. Avoid using chargers with voltage exceeding 5V to prevent damage. Material: ABS. Color: Black. Package includes: 1 x Mini Electric Guitar Amp, 1 x USB Charging Cable, 1 x User Manual in English. Additional items not included. Note: Lighting and display differences may cause slight color variation between image and actual product. Measurement may vary by +/- 1-3 cm.