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Hi there, The HW-B450 Soundbar has a wireless subwoofer, meaning that it doesn't use any cables to connect to the soundbar unit. The subwoofer does not have an internal battery, so it will need to be connected to the wall for power. ~Samsung Solutions
Sorry, there was a problem. Please try again later.The way my system is set up, the sound bar connects wirelessly to the subwoofer. The subwoofer plugs into a wall outlet - no charging required.
Sorry, there was a problem. Please try again later.Wireles and Bluetooth
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