Muslady Mini Stereo 4 Kanal Passive Mischer RCA Tragbaren Audio Mixer 1 in 4 Out Stereo Distributor Volumen Steuerung Keine batterie|Elektrische Instrumententeile und -Zubehör| - AliExpress
Sorry if this is the wrong group, but thought this group could be a huge help with this. Bought a behringer mx400 without realizing the inputs were all mono. Do you guys