You can't even handle some wires for the left and right speakers?
Wireless still is still not a big thing generally, and there are often still wires involved for some aspects of the setup (transmitters, receivers, amps, connections to speakers). Recently Audioholics had a giveaway for a wireless setup but never really looked at the details, try this
https://forums.audioholics.com/forums/threads/contest-closed-platin-monaco-5-1-wireless-surround-system-giveaway.118027/ Truly wireless would have to be battery powered I'd think. There are solutions from Sonos, Yamaha's MusicCast, Denon/Marantz HEOS, etc as well.