Sony LBTGPX77 1800W Mini Music System with Bluetooth and NFC Music made massive. Wake the neighborhood with this 1800 watt RMS 3-way speaker system. With four woofers and two tweeters, the powerful sound can fill the house and turn any spot in to a party scene. Connect Wirelessly Enjoy convenient Bluetooth connectivity with compatible devices and stream audio without wires3. Enjoy convenient CD playback. Play your favorite CDs or your personally recorded CD-R and CD-RW discs1. Users can even plays MP3 files that have been recorded to CD-R/RW discs.