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No you cannot
Sorry, there was a problem. Please try again later.No usb i know of. Id have to look again @ the manual. You can call best buy. They will explain anything about sound bar in detail. Optical is the only way i know to hook up LG sound bar i saw. Robert
Sorry, there was a problem. Please try again later.Hi, Connect USB memory device to the USB port on the back of the unit If HDMI cable is connected on the unit, inserting a USB device may be limited depending on a USB device shape. Here's the manual for connectivity and port https://www.lg.com/us/support/product/lg-SN4A.DUSALLK. ^Vanessa
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