With two 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 Enjoy real surround sound without the hassle of extra wires and power connections. Just place the 2 detachable battery-powered surround speakers behind you and get swept away in amazing audio Access over 300 online music streaming services through AirPlay, Alexa MRM and Chromecast built-in Rapid Charge: There are three OmniPort USB rapid charging ports: 1 USB-C PD 45W, 1 USB-C PD 20W, and 1 USB-A with dedicated 2.4 Amps of charging power while protecting all your low voltage devices Picture Perfect Audio/Video: PureFiltration acts like a protective force field to prevent external EMI/RFI disturbances from degrading your sensitive electronics and home theater experience