PAIR ALTO TS315s 15Powered Bass Bin 2000 Watts Active SUB WOOFER. Perfect working order, very little use. Output Power: 2000 W peak, 1000 W continuous.
Amplifier: High-efficiency Class D amplifier. 15" (381 mm) woofer, 3" (76 mm) voice coil. Frequency Response: 44Hz - 85Hz (- 3 dB). Frequency Range: 37Hz - 100Hz (-10 dB). Only gigged a couple of times but quite a few marks and rubs, just cosmetic though no damage.
Built in DSP for different crossover options to match with tops.