Impedance (3 \(\Omega \)): Max Power (320 W Program): The peak power handling capacity the speaker can safely take in short bursts.Frequency Range (50 - 1,000 Hz): This confirms the unit is a subwoofer/bass speaker. It is engineered only to reproduce low-frequency bass sounds and cuts off before reaching mid-range frequencies.Sensitivity / Output (85 dB/W(1m)): The loudness level. It produces 85 decibels of sound when supplied with 1 Watt of power, measured at a distance of 1 meter