KRK 8s Specs

ConfigurationFront-loaded, vented subwoofer
TypeActive subwoofer
Low-Frequency8" (20.3 cm) high-excursion glass-aramid-composite woofer, 1.5" VC
Frequency Response35 to 133 Hz
SPLMax: 112.8 dB
Amplifier ClassClass D
Power Output109 W continuous @ 1% THD+N @ 46 Hz
Signal to Noise Ratio92 dB
Total Harmonic Distortion (THD) + N0.1% @ -3 dB of maximum power output 35 to 133 Hz
Input ImpedanceBalanced: 9.4 kOhms
Unbalanced: 9.2 kOhms
Ground LiftOn / Off
Low-Pass Frequency30 to 205 Hz
BypassWith footswitch only
Phase0 or 180°
Crossover70, 80, 90, 100 Hz
Volume-30 to +6 dB
IndicatorsPower/Standby (rear indicator) and Sub On/Mute, HPF bypass (front indicator)
Input Connectors2 x RCA; unbalanced stereo
2 x 1/4" (6.3 mm) TRS; balanced stereo
2 x 3-pin XLR; balanced stereo
1/4" (6.3 mm) for footswitch
Output Connectors2 x RCA; unbalanced stereo
2 x 3-pin XLR; balanced stereo
2 x 1/4" (6.3 mm) TRS; balanced stereo
Material of Construction0.59" (15 mm) MDF
Black vinyl wrap
Power Input110-120 VAC or 220-240 VAC (switchable)
Dimensions (HxWxD)13.3 x 11.6 x 14.3" (339 x 294 x 362 mm)
Weight26.01 lb (11.8 kg)
Packaging Info
Package Weight15 kg
Box Dimensions (LxWxH)18.3 x 17.3 x 15.5"