US Patent 11415304 LED linear light device with speaker opposite light output surface

An LED device includes a circuit board with a control module, LEDs arranged on the circuit board, a cover member provided over the LEDs, a reflective member provided between the circuit board and the cover member, a speaker provided on a side of the circuit board opposite the LEDs, and sensor electrically connected to the control circuit and configured to generate a signal based on sound generated by the speaker to control lighting modes of the LEDs. The control module is electrically connected with the LEDs to control lighting modes of the LEDs, and an reflective member is provided between the circuit board and the cover member. The reflective member is provided with a plurality of through cavities corresponding to each of the LEDs.