Features: <br>1. Compact and light-weight design, easy to carry. <br>2. Built-in distortion effect, it has stable performance <br>3. 6.35mm / 0.25in plug, just plug in the guitar jack, no need to install. <br>4. Unique features that can be played with your phone or MP3 player. <br>5. Equipped with a splitter plug, you can connect two headphones at the same time. <br>6. Powered by a built-in rechargeable lithium battery. <br> <br>Specification: <br>Condition: <br>Item: Headphone Amplifier <br> <br>Package List: <br>1 * Headphone Amplifier <br>1 * Charging Cable <br>1 * Adapter <br>1 * 3.5 Audio Cable <br>1、Compact and light-weight design, easy to carry. <br>2、Built-in distortion effect, it has stable performance <br>3、6.35mm / 0.25in plug, just plug in the guitar jack, no need to install. <br>4、Unique features that can be played with your phone or MP3 player. <br>5、Equipped with a splitter plug, you can connect two headphones at the same time