About this item 1/4 Inch Male to 1/4 Inch Female TRS Extension Stereo Cable. 1/4 inch Extension Cable Compatible: it can be used as a stereo extension cable for extending headphones, guitars, amplifiers, musical instruments, audio consoles, mixer audio, and more. This cable features a spiral shield for EMI rejection and durable, heavy-duty molded PVC connectors to ensure a lifetime of usage. Gold-plated connectors provide superior signal transfer and sound reproduction. Allows you to connect headphones to audio devices such as amplifiers or AV receivers with a 6.35mm socket. Dimensions: 5.91 x 3.35 x 0.71 inches.