Audio boot


 * This article is about the electronic device. For bootlegs of audio, see Bootleg recording.

An audio boot or audio shoe is an electronic device used by the hard of hearing with hearing aids; hearing aids often come with a special set of metal contacts for audio input. Typically the audio boot will fit around the end of the hearing aid (a behind-the-ear model, as in-the-ear do not afford any purchase for the connection) link these with another device, like an FM system or a cellphone or even a digital audio player.