The KRK S10.4 is a 10" powered studio subwoofer designed to deliver accurate, extended bass for mixing, mastering, and production environments. The glass aramid composite woofer reaches down to 27 Hz with 117.2 dB of peak SPL. The four-position selectable crossover integrates cleanly with any studio monitors, and an optional bypass footswitch enables instant A/B comparison.

Low-Frequency Performance

• Driver: 10" glass aramid composite woofer
• Bass extension: Down to 27 Hz
• Max SPL: 117.2 dB
• Amplifier: Class D, 160 Watts continuous

Crossover & Integration

Four-position selectable crossover for matching to your monitors. Bypass footswitch control (not included) mutes the sub and crossover filter for instant full-range comparison. Polarity and input sensitivity controls for phase coherence and level-matching.

Connectivity

• Inputs: XLR L/R, 1/4" TRS L/R, RCA L/R
• Outputs: XLR L/R, 1/4" TRS L/R, RCA L/R
• Footswitch: 1/4" jack (optional, not included)
• Ground lift: On/off switch

Specifications

• Frequency response: 30 Hz to 110 Hz
• Power: 160 Watts continuous
• SNR: 92 dB
• Color: Black vinyl wrap, black painted baffle
• Enclosure: Reinforced MDF, front-firing port
• Dimensions: 13 x 19.3 x 13.7 in (330 x 489 x 349 mm)
• Weight: 39 lb (17.7 kg)