A 1/4 inch jack, also known as a quarter-inch jack or 6.35 mm jack, is a type of audio connector commonly used in various audio equipment. It is often found on electric guitars, amplifiers, and professional audio devices. The 1/4 inch size refers to the diameter of the plug, which allows for a secure connection and is designed to carry both mono and stereo signals. There are two main types of 1/4 inch jacks: TS (tip-sleeve) for mono signals and TRS (tip-ring-sleeve) for stereo signals. The TS jack has two contact points, while the TRS jack has three, allowing it to transmit a left and right audio channel. This versatility makes the