Currently downsizing my setup and no longer need. In perfect working condition. Includes Soundpath Isolation Feet. A very well established subwoofer, lots of reviews online. 

Purchased from Westcoast Hifi in March 2022. Original box included (a little weathered from being in my garage) 

Further Information: 

Subwoofer Specs:

Premium black ash, piano black and piano white finish options
Front-firing 12″ driver
Rigid and strong cabinet construction
Cloth grille with pin/cup retention system
Detachable power cord
Cabinet Dimensions: 13.5″ (H) x 13″ (W) x 14″(D) (without grille)
Overall Dimensions: 13.5″ (H) x 13″ (W) x 14.6″(D) (with grille)
Weight (unboxed): 27 pounds
Shipped Dimensions: 19″ (H) x 18″ (W) x 18″ (D)
Shipped Weight: 34 pounds

Driver Specs:

SVS 12” high-performance driver
FEA-optimized motor technology for low distortion
High-power voice coil for excellent thermal management
Lightweight cone for enhanced sensitivity and transient response
Rubber surround for durability and long-life
Dual high-grade ferrite magnets
Vented pole piece for greater cooling and low noise

Amplifier Specs:

Sledge STA-300D with 300 watts RMS continuous power (720 watts peak dynamic power)
Efficient and cool-running Class D topology
300 watts (720 watts peak dynamic)
Green standby mode with less than 0.5 watts consumption
Detachable power cord with main power switch
RoHS compliant, lead-free construction and world-wide safety certifications
Auto-On / On switch
DSP control for accurate response and refined behaviour under all operating conditions
Stereo line-level RCA Input & 80Hz High Pass Filtered Output connections
Stereo speaker level 5-way binding post input connections
Continuously variable low pass filter frequency with disable/LFE setting
Continuously variable volume and phase controls./li>
Input impedance – 47 kΩ (unbalanced RCA) / 2 kΩ (speaker level)