4Pcs 0.5W 8 Ohm 28mm Dia Mini Metal Inside Magnet Music Player Speaker Product Name : Magnet Speaker;Power : 0.5W Resistance : 8 Ohm;Type : Inside Magnet Speaker Magnet Dia : 13mm/0.51";Size : 28 x 5mm/1.1" x 0.2" (D*T) Material : Metal, Plastic, Magnet;Weight : 23g Package Content : 4 Pcs x Magnet Speaker