Technical specifications
REFERENCE 30 – 2-Way 100 Watt Speaker
Frequency Response: 47Hz – 25kHz (+/-2.5dB)
Crossover frequency(ies): 3kHz
Sensitivity: 90dB (2.8V/1 meter)
Nominal Impedance: 6 ohms
Power handling, RMS: 15 -100 watts
Woofer: 20.3cm IMG
Tweeter: 2.5cm polycell