2Pcs 3W 4 Ohm Magnet Speaker LCD Ad Player Audio Loudspeaker 40mmx28mm Product Name : Magnet Speaker;Power : 3W;Resistance : 4 Ohm Shape : Rectangle;Magnet Diameter : 17mm/ 0.67" Hole Dia : 3mm/0.12";Hole Center Dia : 34 x 22mm/1.3" x 0.87"(L*W) Total Size : 40 x 28mm/ 1.6" x 1.1"(L*W);Material : Metal, Plastic Weight : 28g;Package Content : 2 Pcs x Magnet Speaker