iFutniew Mini Stereo 4-Channel Passive Mixer Small Mixer Mixer Stereo Dispenser for Live and Studio

OUTPUT: is used to connect jack to mixer output or other output devices. IN 1-4: controls the signal level from input 1-4. Mini passive stereo mixer is a stereo four-way passive mixer for extended control tuning, mixing instrument, CD player, tape player, computer, mobile phone, tablet and so on. No battery or other power source required. The device can also be used as 1 In 4 Out stereo distributor clockwise to adjust the volume. 4 groups of stereo input and 1 group of stereo output, Four independently regulated 100K ohmic potentiometers.