True Dolby Atmos®, DTS:X, and MultiBeam™ Surround Sound Immerse yourself in theater-quality 3D sound. With four up-firing drivers in the main bar and two more in the detachable speakers, the JBL Bar 1300 delivers true Dolby Atmos® and DTS:X together with MultiBeam™ for an enhanced 3D surround sound experience. Real surround sound with detachable surround speakers Enjoy real surround sound without the hassle of extra wires and power connections. Just place the two detachable battery-powered surround speakers behind you and get swept away in amazing audio. Built-In Wi-Fi with AirPlay, Alexa Multi-Room Music and Chromecast built-in™ Get ready to explore. Access over 300 online music streaming services through AirPlay, Alexa MRM and Chromecast built-in™. Enjoy all of your favorite audio content, Internet radio, and podcasts in high definition. The Wi-Fi connection also allows automatic software updates, so you can always enjoy the latest features. Standalone Bluetooth speaker You can pair one of the detachable wireless speakers to any Bluetooth device to use as a standalone speaker, or pair them together for a powerful stereo sound. Sound system 11.1.4 channel Power supply 100 - 240V AC, ~ 50/60Hz Total speaker power output (Max @THD 1%) 1170W Soundbar output power (Max @THD 1%) 650W Surround speaker output power (Max @THD 1%) 2x 110W Subwoofer output power (Max. @THD 1%) 300 W Soundbar transducer 6x (46x90)mm racetrack drivers, 5x 0.75" (20mm) tweeters, 4x 2.75" (70mm) up-firing full-range drivers Surround speaker transducer (46x90)mm racetrack driver, 0.75" (20mm) tweeter, 2.75" (70mm) up-firing full-range driver, 2x (48x69)mm rounded rectangle Passive Radiators Subwoofer transducer 10” (260mm) Frequency response 33Hz - 20kHz (-6dB)