JBL BAR 1000 MK2 7.1.4-Channel Dolby Atmos Soundbar System - 480WUpgrade your TV to immersive, theater like surround sound with the JBL Bar 1000MK2 480W 7. 1. 4 channel Dolby Atmos Soundbar System. The Bar 1000MK2 has 480W RMS power output for room filling sound. This system supports spatial sound with Multibeam, Dolby Atmos, and DTS: X surround technologies to deliver a wide, cinematic soundstage. The soundbar houses 10 drivers, two of which are up firing for height effects, along with detachable rear surround