A massage chair with brainwave adjusting function and a head-mount device are provided. The massage chair includes a chair body and a brainwave adjustor. The brainwave adjustor is rotatably disposed at the chair body and includes two earmuffs, two audio channel playing modules and a control module. Each of the audio channel playing modules is disposed in each of the earmuffs for playing an audio signal. The control module is disposed in the brainwave adjustor and is electrically connected to the audio channel playing modules. The control module controls the audio channel playing modules to play the audio signal, in such a way that the playback frequency of one audio channel playing module differs from the playback frequency of the other audio channel playing module by a predetermined value, and the playback frequencies thereof gradually decrease to a predetermined adjusting frequency. Hereby, massage chair with brainwave adjusting function can be adjusted the brainwave of the user to a predetermined brainwave frequency.本發明係揭露一種具腦波調整功能的按摩椅及頭戴裝置。按摩椅包含按摩椅本體及腦波調整器。腦波調整器可轉動地設置於按摩椅本體，其包含二耳靠件、二聲道播放模組及一控制模組。聲道播放模組分別設置於二耳靠件以播放一音訊。控制模組設置於腦波調整器的內部，且電性連接聲道播放模組。控制模組控制聲道播放模組，以二聲道播放模組之間具有一預定頻差，並以逐漸改變頻率至一預定調整頻率方式播放音訊。藉此，具腦波調整功能的按摩椅可調整使用者之腦波至預定腦波頻率。
