Enjoy your music wirelessly with the black Yamaha MusicCast 20 Wireless Speaker. It features Bluetooth, Apple AirPlay, and Wi-Fi technologies to connect to nearly any wireless component in your home. The speaker also has an Ethernet port for wired network connectivity. It has a 1" tweeter and a 3.5" woofer on the front and a passive radiator on the left and right sides to help create an immersive soundstage.