1/4 Inch (also known as a Phone Jack), TRS and TS type of connectors, are typically used for instrumentation and audio signals. TRS connectors are used for a stereo signals and TS are for a mono signal. The "T " stands for "tip", "R " stands for "ring" and "S" stands for "sleeve".
This instrument/guitar audio patch cable has a 1/4 inch TS mono right angle male on both ends. It is typically used to patch multiple guitar foot petals to one another....