Gikfun Round Micro Speaker Diameter 28mm 8Ohm 8R 2W for Arduino (Pack of 2pcs) AE1054 Go to amazon.com Related posts Thing need consider when find 8ohm 2w speaker? Feature2PCS Round Micro Speaker Diameter 28mm 8Ohm 8R 2WHeight(Thickness):6mm Description2PCS Round Micro Speaker Diameter 28mm 8Ohm 8R 2W Height(Thickness):6mm