What's more, it's A/B selector makes it easier to select devices you want to use and compare their sound performance. Passive device, Simple and do not have to worry about sound effect, pure DIY manual welding. Besides, you can also use one audio source connected with IN/OUT port and two audio outputs connected with A/B port. Input Channel control can be selected in 2 ways: Mode 1 by remote switch / relay closure (using an external power pack / wall wart), or Mode 2 by 12 - 24VDC. ARX SoftSwitch technology achieves this with no loud bangs through the audio system when switching. You can use two audio sources like computer, phone, music player as inputs connected with A/B port, and use one audio output like active speakers, headphones connected with IN/OUT port. The new Remote Switcher silently switches between two pairs of A or B female XLR inputs to a stereo pair of XLR male output connectors.
MC102 is a 2-IN-1-OUT / 1-IN-2-OUT audio selector designed for customers have several audio sources and outputs.