4 inch 8 ohm Loud Speaker 4in 10 watt max Mame/Arcade/Pinball

img{max-width:100%; height:auto;} 4 inch (102mm) 8 ohm Loud Speaker(s) Power Rating (maximum): 10w  Power Rating (nominal): 5w    1 (Single Speaker)        Great for Arcade Machines, Pinball & Mame Cabinets   Specifications: Total Dimensions: 102mm x 102mm x 32mm Magnet Dimensions: 40mm x 19mm x 8MM Normal Impedance: 8ohm +- 15% Resonant Frequency: 160hz +- 20% @ 1vS.P.L.: 86db +- 3dB @ 1w/1m Effective Frequency Band: 20Khz THD: Maximum 5%   Mounting Screw Pattern: They are 3.15 inches / 80mm apart going around the square. The diagonal between mounting holes is just under 4.5 inch or just about 114mm.