uxcell 2W 2 Watt 4 Ohm 36mm Dia Aluminum Shell Internal Magnet Speaker Product Name : Magnet Speaker;Power : 2W Resistance : 4 Ohm;Type : Internal Magnetic Shape : Round;Magnet Diameter : 18mm/ 0.71" Diameter : 36mm/ 1.42";Material : Aluminum, Plastic Weight : 15g;Package Content : 1 x Internal Magnet Speaker