A speaker device is disclosed. The speaker device is mounted in an electronic device that includes a plurality of positioning elements. The speaker device includes a speaker main body, at least one pair of buffer arms, a plurality of fixed elements, and a plurality of buffer members. One end of each buffer arms is connected to the speaker main body and located at the opposite sides of the speaker main body. The fixed elements is connected to the other end of each buffer arm and movably combined with each positioning element, such that the speaker main body is fixed in the electronic device. The members is mounted in between each fixed element and each positioning element, allowing the buffer arms and the buffer members to reduce vibration generated by the speaker main body passing to the electronic device when the speaker main body is vibrating.