ARCHITECH AB-800 8" 100-Watt Down-Firing Subwoofer with Wireless Receiver

100W; 8"; Extra-long-throw, heavy-duty driver; Laboratory-tuned for true, deep bass performance; Auto International Voltage; Built-in 2.4GHz frequency-stepping lossless wireless receiver (requires wireless receiver AB-TX for use); Wireless reception of music signal; Low turbulence port; 5-year limited warranty; Nonreflective matte black finish;