Hertz Dieci DCX 100.3 4" 10cm 2 Way Car Door Dash Coaxial Speakers 30w RMS PairDCX 100. 3 TWO WAY COAXIAL100 (4) mm (in.) 50 (2. 0) mm (in.) Two Way Coaxial 60 W 4 Ohm Satisfying every need, in every car To meet all installation needs, without giving up on Hertz quality and performance, Hertz DCX 100. 3 car audio coaxial is designed with maniacal care to provide linear frequency response and ensure high reliability. A Neodymium magnet, PEI dome tweeter, built in crossover, TPU (Thermoplastic polyurethane) surround and a pressed