Explore the versatility of the PLAY:1 room by room. It's great both on its own and with other Sonos products. Delivering Deep, Crystal Clear Sound. The PLAY:1 has two perfectly tuner Class D amplifiers, one 3.5" mid-woofer designed to faithfully reproduce mid-range frequencies and deliver deep bass, and one tweeter to create a crisp and accurate high-frequency response. No other wireless speaker this size delivers such rich, clear Hi-Fi sound. Fits Anywhere Place anywhere in the home thanks to its compact size, mounting hole and custom designed power cord. The continuous curve grille supports wide audio sound and allows flexibility of placement. Volume Control If you don't have your smartphone or tablet nearby, you can easily control the PLAY:1 by pressing the buttons on top of the device. Press Play/Pause button once to start or stop the music and twice to skip to the next track. Easy to Wall-Mount It has a standard "-20 threaded insert that connects to the most wall-mounting brackets. Humidity Resistant The PLAY:1 s designed to withstand humidity so it can survive in your bathroom, even while you're taking a shower. TruePlay Many things can impact the sound from your Hi-Fi, including the layout of the room, TruePlay targets that and allows you to use the microphone in your iOS device in order to measure how sound will reflect off walls and other surfaces in the room. Taking approximately 3 minutes to complete, better results in a quiet room. One App With the App, you can search through across all of your connected music services, whether it's Apple Music, Google Play Music or Spotify music, everything is easily and readily available. Create your own personal libraries and add tracks on the fly, add songs or whole albums to the queue for a seamless listening experience. Set alarms to go off in individual rooms that your speakers are located using the One App, allowing you to set your own tunes as your goodnight lullaby or your early morning wake-me-up. Each speaker can be set different alarms and be set to play unique songs, playlists or even a radio station when you want it to.