Koolenry AU3401 3.5mm Audio Adapter Switcher Laptop Tablet Remote Control Bluetooth-Compatible Receiver Switch Box Converter

Multiple modes: This audio adapter features 1-in-4-out, 2-in-3-out, 3-in-2-out, 4-in-1-out, a perfect solution for insufficient output ports. Suitable devices: This bluetooth-compatible audio switch box can be used on a computer, laptop, smartphone, tablet, DVD player, sound box, and so on. Suitable places: This bluetooth-compatible audio converter is a for many places, such as home, office, stage, hotel, and so on. : This audio switcher features an audio receiver, 4-in-1-out and 1-in-4-out function, meeting your different needs. Small size: This wireless audio switcher is compact and , 't take much space, so you can easily carry or store it when going out.