Our 8" dual cone full range speaker is ideal for background sound and paging. It has a 10 oz. magnet with a 15 watt RMS at an impedance of 8 ohm. It includes holes for transformer mounting. This model is also available in a full range speaker with a 6 oz. magnet (G8CF6WX) and in an air suspension speaker with a 10 oz. magnet (G8CA10WX).