One of the largest WiFi speakers on the market, this speaker has a four-inch woofer and one-inch tweeter for vibrant, rich sound This smart speaker uses advanced Wi-Fi and Bluetooth connectivity to play music on from your Apple or Android system Built-in Amazon Alexa and Apple AirPlay make it even easier to find exactly what you want to hear in an instant Pair two or more speakers together for immersive surround sound or multi-room listening (app support required) Cloud music player supports playing music from multiple types of media apps