The Sactionals StealthTech Sound + Charge System combines premium surround sound by Harman Kardon and integrated wireless charging completely hidden from view. The unique proximity and placement of speakers, combined with patented tuning technolo g y for passing sound through fabric and upholstery, delivers an unparalleled audio experience. And, with wireless charging capabilities available where it's needed most, remaining connected is never a problem. When it comes to technology, invisible is beautiful.