Bose SoundTouch SA-5 Amplifier, works with Alexa, Black (737253-1110) Works with Alexa for voice control (Alexa device sold separately). Connects wirelessly to your home Wi-Fi network. Add speakers and enjoy music services like Spotify and Pandora, Internet radio and your own music library Powerful app transforms your phone or tablet into a versatile remote: explore music, set/play presets and more Six presets keep your go-to music just a touch away, as easy as your car radio Part of an entire family of Bose wireless systems. Add more to stream music throughout your home, or hear different music in different rooms Bluetooth connectivity plus 3 aux inputs for even more listening options