uxcell Round Slim 8 Ohm 0.25W Internal Magnet Speaker Horn 0.83" for Electronic Toys Product Name : Magnet Speaker;Power : 0.25W;Resistance : 8 Ohm Type : Internal Magnetic, Slim;Shape : Round Bottom Diameter : 16mm/ 0.63";Diameter : 21mm/ 0.83" Height : 7mm/ 0.28";Material : Metal, Plastic Weight : 11g;Package Content : 2 Pcs x Internal Magnet Speaker