Patent ID: 8867774

Claim:
A portable audio output device to be placed on a user's ear, the device comprising: a speaker unit comprising a speaker; and a cord having one end connected to the speaker unit, wherein the cord is curved so as to be hooked over a user's external ear, wherein the speaker unit has a holding unit, wherein a portion of the cord is slidably engaged with the holding unit, the holding unit holding the cord at a position on the cord away from the one end of the cord such that the cord is curved between the one end and the portion thereof being slidably engaged with the holding unit, wherein the holding unit is configured such that the cord can move relative to the holding unit, and wherein a length of the cord between the one end and the holding unit is adjustable, and wherein the speaker unit has a housing that accommodates the speaker, wherein the housing is provided such that the speaker can face in two directions opposite to each other, and the holding unit diagonally extends from the housing in a radial direction of the speaker and in one of the two directions in which the speaker faces, and wherein the speaker unit has a supporting unit that rotatably supports the housing.