SODIAL(R) 1.4" Diameter Aluminum Shell Round Slim Internal Magnet Speaker 8 Ohm 0.5W Product Name : Magnet Speaker;Power : 0.5W;Resistance : 8 Ohm Type : Internal Magnetic, Slim;Shape : Round Bottom Diameter : 17mm/ 0.67";Diameter : 36mm/ 1.4" Height : 4mm/ 0.16";Material : Aluminum, Metal, Plastic Weight : 8g;Package Content : 1 x Internal Magnet Speaker