Product highlights: Wireless connectivity: built-in Bluetooth for streaming music from your smartphone or tablet built-in dual-band Wi-Fi for a stable connection to your network and the internet Chromecast built-in for creating a multi-room audio setup with other compatible wireless speakers Apple AirPlay 2 for streaming directly from your iPhone or iPad and asking Siri to play Apple Music supports AAC, MP3, Vorbis, WAV, FLAC and Opus digital formats Google Assistant functions: built-in voice control Google Home app control free download from Apple App Store and Google Play Google Home app must be used for initial speaker setup stay in the know about weather, traffic, finance, sports, and more set alarms, start timers, and add items to your shopping list control multi-room playback with two or more compatible wireless speakers control Chromecast built-in-compatible streaming services such as Spotify, TIDAL, Pandora, Google Play Music, TuneIn, and iHeartRadio (subscription required for some services) Other features: one 2-1/2" down-firing driver and two side-firing passive bass radiators full 360 sound amplifier power: 20 watts frequency response: 60-20,000 Hz AC power required (power cable included) 4-7/16" diameter x 5-5/16"H weight: 1.6 lbs.