Boston Acoustics S50 Single 5.25" Woofer Automotive speaker
Frequency Response (±3dB) 60Hz-20kHz
Sensitivity (1 watt (2.83v) at 1m) 92dB
Mounting Depth 1-7/8
Nominal Size 5-1/4 (130mm)
Impedance 4ohm
RMS Power Handling 55w
Peak Power Handling 150w