Make your next audio input/output project in a box with this handy Panel Mount Stereo Audio Extension Cable - 1/8" / 3.5mm. OK its quite a mouthful, but its pretty simple: that headphone or microphone jack you know and love? (OK everyone but you, Tim Cook!) Now you can attach it onto a box or panel with the socket-side of this cable, and plug in the plug part into your device.