uxcell 1Watt 8 Ohm Round Internal Magnet Speaker Loudspeaker 20mm Dia 4 Pcs Product Name : Magnet Speaker;Power : 1W Resistance : 8 Ohm;Type : Internal Magnet Magnet Diameter : 11mm/ 0.43";Overall Size (Approx.) : 20 x 2mm/ 0.8" x 0.08" (D*T) Material : Metal, Plastic;Color : Black, Silver Tone Weight : 10g;Package Content : 4pcs x Magnet Speaker