660R Double 18″ Subwoofer



The 660R Double 18″ Subwoofer is the most popular subwoofer we make. The 660R uses two performance 18” woofers with 4” voice coils. Very tight & punchy sound with a good combination of low-end frequency range qualities. Very portable for its size, just tilt back and go.



System TypeVented Subwoofer
Program Power ( Watts )4800W
Nominal Impedance (Ohms)4 Ohms
Sensitivity (dB @ 1Watt/1m)101
Max SPL (dB)138 dB
Frequency Response (Hz +/- 3dB)35-400 Hz
Crossover Frequency (Hz)80 Hz Recommended
Driver Configuration2 x 18″
Inputs2 Paralleled
Inputs – Speakon Neutrik2 NL4
Flying Hardwareno
Wheels2 tilt back
Bar Handles2 on top
Enclosure Materials3/4″ Birch Ply
Grille16 Ga. Perforated Steel
Finish / CoveringDuraBlast polyurea coating
Dimensions (DWH, inches)22.5 x 30 x 45 inches
Dimensions (DWH, cm)57.1 x 76.2 x 114.3 cm
Weight (lbs/kg)160 lbs / 73 kg