TRF 2-WAY HI-QUALITY COAXIAL CODE:TRF M WT462SERIOUS: ''M''FREQUENCY:55Hz-25kHzSENSITIVITY: 91dB/W/MPEAK POWER: 180WRMS POWER: 55W IMPEDANCE: 4ohm VΟΙCE COIL: 25mmMAGNET WOOFER:ferritysMAGNET TWEETER:NEO(NEOΔΥΜΙΟΥ)SIZE WOOFER: 4*6"\(10Χ15cm)SIZE TWEETER: 46mm Mylar DomeMATERIAL CONE: WOOFER FIBER GLASS''MADE IN FRANCE"MATERIAL TWEETER: Silk Dome