With all-in-one smart system. WI-FI, Amazon Alexa*, Spotify Connect, Bluetooth, DAB*, AM / FM radio, CD. Two 20W woofers and two 8W tweeters. Full.function remote control. Auxiliary input. Ethernet jack. Alexa microphone mute button. 22,1 x 41 x 16,5 cm. *Amazon Alexa is not available in all languages and countries. See www.amazon.com/alexa-availability for details.