RASTKY Headphone Amplifier - 500mAh LED Power Indicator Lightweight

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, built‑in 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. 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 How to Use: Please it before use, connect the MP3 audio device and amplifier with the earphone cable, and then plug the amplifier into the loudspeaker to use. Package List: 1 x Headphone Amplifier 1 x Audio Cable 1 x USB Power Cable 1 x Headphone Adapter