3.5mm Audio Splitter Adapter for G4/G5 Timer

This audio splitter, combined with the Data Connector for Stackmat G4/G5 allows you to connect a SpeedStacks timer to csTimer on a computer with a combined headphone/microphone jack. Just plug this splitter into your combined jack and plug the data cable into the microphone side of it.Please note that this is only known to work with laptops and desktop computers. It does not work with phones or tablets.