P7 is an innovative wireless audio adapter which can turns your current  speakers, soundbar,into a Wireless Multi-Room Sound System by connecting to your home Wi-Fi network.The specialized iOS and Android app gives an easiest experience for an Wireless Multi-Room Sound System set up,besides that ,P7 also provide the most powerful playback option,which allows you to stream  synchronized music  or different music  from cellphone/online music service/NAS/UPNP Network/USB Disk with a awesome sound quality in multiple rooms .