BANKTM Guitar Headphone Amplifier - Mini Portable USB Rechargeable

Feature: 1. The LED power indicator clearly indicates the working hours, avoiding the worry of insufficient power. 2. Compact and lightweight design, easy to carry, easily fit into your pocket. 3. Heavy metal tones, builtin distortion adjustment knob, volume adjustment knob. 4. Use the earphone cable to connect the MP3 audio device and the amplifier, and then plug the amplifier into the loudspeaker. 5. Built-in polymer lithium battery 500mAh, charging time is only about 1~2 hours. How to Use: Please charge it before use, connect the MP3 audio device and amplifier with the earphone cable, and then plug the amplifier into the loudspeaker to use. Specification: Item Type: Guitar Headphone Amplifier Material: ABS Color: As shown in the picture Battery: Polymer lithium battery 500mAh(Built-in) Current: Maximum 20mah Regulator: 3 modules in total: driver, tones, and volume Charging Time: About 1~2 hours Weight: Approx. 101g / 3.6oz Package List: 1 x Headphone Amplifier 1 x Audio Cable 1 x USB Power Cable 1 x Headphone Adapter