uxcell 30mm Diameter Round Internal Magnetic Speaker Trumpet Horn 1W 8 Ohm Product Name : Magnetic Speaker;Power : 1W;Resistance : 8 Type : Internal Magnetic;Shape : Round Bottom Diameter : 13mm/ 0.5";Diameter : 30mm/ 1.1" Height : 5mm/ 0.2";Material : Metal, Plastic Weight : 8g;Package Content : 1 x Internal Magnet Speaker