uxcell 4Pcs 2W 8 Ohm 23mm Dia Metal Shell Internal Magnet Speaker Loudspeaker Product Name : Magnet Speaker;Power : 2W Resistance : 8 Ohm;Type : Internal Magnet Shape : Round;Magnet Diameter : 13mm/ 0.51" Size : 23 x 5.5mm/0.91" x 0.22"(D*T);Material : Magnet,Metal, Plastic Weight : 19g;Package Content : 4 Pcs x Internal Magnet Speaker