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1400W powered subwoofer with 15” woofer, stereo crossover, and adjustable filters. Delivers 131 dB SPL in a compact birch cabinet—ideal for pairing with ART and D-Line tops.
The RCF SUB 705-AS II is a compact yet powerful 15” active subwoofer built for live sound reinforcement and portable PA systems. With a 1400-watt peak Class-D amplifier and bass reflex housing, this sub delivers deep, punchy lows at up to 131 dB SPL—perfect for mobile DJs, bands, and rental companies who demand big bass from a manageable form factor.
Featuring a stereo XLR input/output panel, selectable crossover frequencies, and a phase-reverse switch, the SUB 705-AS II integrates seamlessly with a variety of full-range speakers. The rugged Baltic birch cabinet includes ergonomic handles, a top pole mount, and stackable design for versatile deployment in any venue.
| Type | Active Bass Reflex Subwoofer |
| Frequency Response | 40 Hz – 120 Hz |
| Max SPL | 131 dB |
| Woofer | 15″ with 3.0″ voice coil |
| Inputs | XLR (balanced/unbalanced) |
| Outputs | XLR |
| Input Sensitivity | -2 dBu / +4 dBu |
| High-Pass Filter | 110 Hz |
| Low-Pass Filter | 80 Hz |
| Protections | Thermal, RMS |
| Limiter | Soft Limiter |
| Controls | Volume, EQ, Phase, Crossover |
| Power | 1400W Peak, 700W RMS |
| Cooling | Convection |
| Cabinet Material | Baltic birch plywood |
| Handles | 2 Side Handles |
| Pole Mount | Yes |
| Color | Black |
| Dimensions (H x W x D) | 22.36″ x 16.93″ x 23.43″ |
| Weight | 82.89 lbs (28 kg) |
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