Vibrating Action Couch!! 100% leather Don't just listen to your sound (TV, movies even games) but feel it! Make them come alive. This is a factory designed vibration couch not an aftermarket add on to a regular couch. This was built for the purpose of the action/vibration with 4 transducers and it own built in Amp Built in sub amp and controls (in right arm compartment(when sitting) 4 transducers Wireless (only 900Mhz) Wired option as well Extremely solid and very heavy