ST-1201, ST-1302 , ST-2001, ST-1301 74 MM IMPEDANCE: 8 OHM POWER HANDLING: 20 W (RMS) / 40 W (PEAK) FREQUENCY: 3000 Hz~20K Hz SENSITIVITY: 89 dB 85 MM IMPEDANCE: 8 OHM POWER HANDLING: 30 W (RMS) / 60 W (PEAK) FREQUENCY: 3000 Hz~20K Hz SENSITIVITY: 90 dB 85 MM IMPEDANCE: 8 OHM POWER HANDLING: 30 W (RMS) / 60 W (PEAK) FREQUENCY: 2500 Hz~20K Hz SENSITIVITY: 88 dB 89 MM x 64 MM IMPEDANCE: 8 OHM POWER HANDLING: 30 W (RMS) / 60 W (PEAK) FREQUENCY: 3000 Hz~20K Hz SENSITIVITY: 90 dB |