Cubilux Bidirectional 4-Channel 3.5mm Audio Switcher, Passive Stereo 4-Port 1/8 Aux Selector Box Compatible Speaker Headphones/Earphones Laptop Computer Smartphone System Home Office Mixer AMP

[Bidirectional 4 Ports Stereo Audio Switch] – Cubilux 3.5mm Audio Selector enable audio switching from 4 inputs to 1 output or 1 input to 4 outputs. Plug and play without driver or extra power supply. [Knob Control] – Easily switch audio channel with a single twist. [Lossless Sound Quality] – Full Aluminum alloy housing enables full isolation of electronic interference and ensures no-loss transmission of audio signal without static or ground noise. Wide Compatibility: Compatible with headphones, earphones, speakers, soundbars, mixers, amplifiers, laptop, TV, MP3, smartphone etc. for stereo input or output. Please note that the adapter does NOT support microphone input. [Perfect for Desktop Audio System] – With antiskid silicone pad on the bottom, the selector is suitable for any surface.