Cobblestone: WiFi & HiFi Music System For Speakers by Linkplay Technology Inc. — Kickstarter. also works as a standalone music player. Smart phone control is optional. It plays all your favorite streamed music to any speaker in lossless sound quality with a hit of a button. Cobblestone uses your Wifi network to control speakers in your home.
Sonos is a system of HiFi wireless speakers and audio components. It unites your digital music collection in one app that you control from any device. Play what you want in every room over a dedicated wireless network.