Citronic: 902.210UK, 3" Neodymium HF Horn Driver, 150W RMS, 8 Ohms, Titanium Diaphragm3" Neodymium HF Horn Driver 150Wrms 8 Ohms High power handling 3" titanium compression driver with neodymium magnet for accurate and efficient delivery of high frequencies. Up to 150W RMS power handling. Designed for coupling to a horn assembly as part of a full range unit in high power sound reinforcement arrays. Lightweight and efficient Neodymium magnet 3" titanium diaphragm Direct HF replacement for the C 208 array cabinet