TRF 2-WAY HI-QUALITY COAXIAL FREQUENCY: 50Hz-25KHz SENSITIVITY: 92dB/W/M PEAK POWER: 200W RMS POWER: 70W IMPEDANCE: 4ohm VOICE COIL: 25.5mm MAGNET WOOFER:ferrit MAGNET TWEETER:NEO SIZE WOOFER: 5″ \(13cm) SIZE TWEETER: 20mm PEI Dome MATERIAL CONE:WOOFER FIBER GLASS”MADE IN FRANCE”