1. 6-1/2" component car speaker 2. RMS: 100W 3 Frequency response: 50-20kHz 4. Impedance: 4 ohm Specification:Size(Type) : 6.5" component car audio speakers RMS: 100WFrequency Response: 50-20kHzNominal impedance: 4 ohms Midbass: 1, 6.5" midbass with paper cone 2, 90dB SPL 3, Paper cone, rubber surround 4, Die-cast aluminium basket 5, 25mm Voice coil diameter 6, 18 oz magnet , 90*20mm 7, ASV voice ...