Patent ID: 8873792

Claim:
A speaker comprising: a base defining a pair of receiving cavities and an engaging portion, the pair of receiving cavities separated from each other in a longitudinal direction, the engaging portion disposed between the pair of receiving cavities; a pair of magnetic circuit systems received into the pair of receiving cavities, respectively; a diaphragm attached to the base; a pair of voice coil members for driving the diaphragm to vibrate along a vibrating direction; and; a suspension mounted on the base and defining a pair of separating portions separated from each other in a lateral direction perpendicular to the longitudinal direction, each separating portion defining a fixing portion engaging with the engaging portion of the base, a pair of connecting portions extending upwardly from two ends of the fixing portion towards the diaphragm, and a pair of supporting portions connecting with the connecting portion for engaging with the pair of voice coil members and vibrating together with the pair of voice coil members, respectively; wherein, when the supporting portions vibrate relative to the engaging portion, the fixing portion is static relative to the engaging portion.