The Formation Audio enables high-quality wireless streaming from a host of streaming services to your existing wired Hi-Fi system. And, with an analogue-to-digital converter, you can also stream from existing Hi-Fi components, like a CD player, turntable or other audio separates to the wireless Formation range of speakers (sold separately), anywhere in the home. It ensures there's no lag or breaks in sound, with 96kHz/24-bit streaming for the premium high resolution sound that Bowers & Wilkins are renowned for. Formation Wireless Technology Bowers & Wilkins' patented wireless system combines cutting-edge tech for supreme quality and connection. Supporting 96kHz/24-bit high resolution audio streaming, its Patented Robust Mesh Network runs independently from your Wi-Fi network. With Perfected Speaker Synchronisation, an imperceptible one microsecond sync between Formation wireless speakers ensures a seamless and immersive sound. Multi-room Expandable Range Widen your speaker range throughout the home with additional Formation speakers (sold separately). Quick & Easy Set Up Using the Bowers & Wilkins Home app (available on iOS and Android) on your smart device, its intuitive user interface guides you through set up in minutes. Seamless Streaming It's compatible with Apple Airplay 2, and you can stream via built-in Spotify Connect (subscription services may apply). Or stream directly from your smart device over high quality wireless Bluetooth aptX connection. Works with Alexa voice control The Formation range works with Alexa voice control devices. So, using just your voice, you can ask Alexa to control track playback, control volume, select a song, an artist or a type of music, and access your favourite music and radio streaming services. Please note, another Alexa device is required which is sold separately.