Experience hi-fidelity, dynamic audio for your music, movies, and TV with the B&W Formation Flex - a wireless speaker with (1) 1" double dome tweeters, (1) 4" glass-fiber cone bass/midrange driver, and a 100W Class D amplifier that bring your entertainment to life. With the B&W Music App, you can play your favorite tracks from multiple audio sources in different rooms via your iOS/Android devices. Additionally, the speaker features built-in Bluetooth 4.1, AirPlay 2 (compatible with iPhone, iPad, and iPod touch with iOS 11.4 or later, Mac or PC with iTunes 12.8 or later), Wi-Fi and Spotify Connect that allow you to play music from popular apps like Spotify, Tidal, TuneIn, Qobuz, NTS, Soundcloud, and Dash. Supports Alexa compatibility so that you can change the volume, choose, or skip tracks, and more with a simple voice command. Add another Formation Flex for a 2-Ch stereo setup or use them as rear surrounds with the Formation Bar soundbar and Formation Bass subwoofer (both sold separately) to create a 5.1 channel wireless home theater system. Place it on a bookshelf or stand (not included) for room-filling, powerful audio.CREATE A COMPLETE HOME THEATER SETUP - Add the B&W Formation Bass wireless powered subwoofer, the Formation Bar sound bar, and two Formation Flex speakers as rear surrounds to build a high-performance wireless surround sound system; (All sold separately). RENEW YOUR EXISTING SYSTEM - No need to make any big changes; Convert your current passive system or components to a completely wireless streaming ecosystem, anywhere in your home by adding the Formation Audio Network Streamer (sold separately). MULTIPLE USAGE OPTIONS - Use it as a single mono speaker, add a second Flex to create a high-performance stereo pair, or use as rear surround speakers with Formation Bar and Formation Bass Sub (all sold separately) to create a 5.1 surround sound system. VOICE CONTROL WITH ALEXA - The Formation series supports voice-control via an Alexa-enabled device (sold separately) with simple voice commands; Get access to additional wireless streaming services like Pandora, SiriusXM, iHeartradio, Tune In, and more. WIRELESS AUDIO PLAYBACK - With built-in Bluetooth 4.1, AirPlay 2 & Wi-Fi, stream music directly from your mobile or computer using popular services like Tidal, Tune In, Qobuz, & Spotify Connect, if you have a subscription; The speaker is also Roon-ready. SYNCHRONIZED MULTI-ROOM STREAMING - Play the same song in every room, or play different songs from different sources in each room with the iOS/Android compatible B&W Music App; The speaker allows state-of-the-art music streaming at 24-bit/96kHz resolution. SMALLEST WIRELESS SPEAKER, BIG SOUND - Featuring (1) 1" double dome tweeter, (1) 4" glass-fiber midrange driver and a 100W Class D amplifier, the B&W Formation Flex Wireless Speaker delivers bold, room-filling sound for your movies, music, TV, and games.