JBL BAR 700MK2 7.1-Channel Dolby Atmos Soundbar System - 780WEnjoy movie theater sound with surround speakers you can move from room to room with the BAR 700MK2 780W 7. 1 Channel Dolby Atmos Soundbar System from JBL. The surround speakers in this system attach to each end of the soundbar. When you're ready for 7. 1 channel Dolby Atmos compatible surround sound, detach them and place them behind you. They will run for up to 10 hours on a full charge. If you're watching the game or listening to music, you can