Passive accessory for loudspeaker and augmented reality device

The utility model provides a passive accessory for a loudspeaker and an augmented reality device, and the passive accessory for the loudspeaker comprises a housing which is provided with a first opening and a second opening, and the first opening and the second opening are communicated through a transmission channel in the housing. The first opening is used for being in butt joint with a sound outlet of a loudspeaker; and the orientation of the first opening is crossed with the orientation of the second opening. According to the invention, on the premise of not influencing the hearing experience of the open field, the sound listening loudness and sound quality of the user are improved. 本公开提供一种用于扬声器的无源配件和扩展现实装置，其中的用于扬声器的无源配件，包括：壳体，所述壳体具有第一开口和第二开口，所述第一开口和所述第二开口通过所述壳体内部的传输通道相连通，所述第一开口用于对接扬声器的出声口；所述第一开口的朝向与所述第二开口的朝向相交叉。本公开在不影响开放场听感体验的前提下，提升用户听音的响度和音质。