uxcell 4 Pcs 57mm Magnet Sealed Round Metal Speaker Loudspeaker 8 Ohm 1Watt Product Name : Magnet Speaker;Power : 1W Resistance : 8 Ohm;Type : Internal Magnet Shape : Round;Magnet Diameter : 16mm/ 0.63" Size : 57 x 12.7mm/2.3" x 0.5"(D*T);Material : Magnet,Metal, Plastic Weight : 70g;Package Content : 4Pcs x Inside Magnet Speaker