ammoon K1000 Mini Pocket Mobile Phone Sound Mixer Professional The mixer adopts high-end IC module, multiple protection, secure and stable. Excellent circuit design ensures a fine sound quality and stable performance. Intelligent Power Failure Recovery is a major feature of the mixer, it has multiple functions, such as playback, monitoring and so on. The mixer adopts the advanced soft sound processing technology, avoiding the disadvantage of continuous murmur, ensuring clear sound quality. The mixer can be connected with an external amplifier, passive and active speakers. With 3.5mm output, inputs and headphone jacks.With built-in high capacity rechargeable battery, and charged via the USB jack.