Joleritc phone Amplifier - 4 Channel Stereo

Specifications: Input: 6.35mm stereo Input Impedance: 100 ohms Output: 6.35mm stereo Output Impedance: 80 ohms Supply: center is negative Adapter: , (optional) Product Size: 10.5 * 5.9 * 3.2cm/4.1 * 2.3 * 1.3inch Note: Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Package List: 1 * phone Amplifier 1 * Adapter