▎ 摘　　要

NOVELTY - The utility new model claims a loudspeaker, comprising: auxiliary system, comprising front cover and shell, magnetic circuit system, comprising from up to down with the combined washer, magnet, and magnetic circuit system is set with magnetic gap, vibration system, comprising vibration film and and vibration membrane combined with the ring and reinforcing, voice ring is set with magnetic gap inside, and the outer side, inner side and end part of the voice ring attached to one layer with graphene thin film. The loudspeaker of the utility model, sound ring generated in the work process is capable of radiating in time, avoiding sound ring through high temperature but result in sound ring and vibration film bonding glue water is invalid, voice ring wire and wire break reliability hidden danger, comprising heat abstractor performance is good, the reliability is high.