BESTISAN 50 Watt Powered Bookshelf Speakers with Bluetooth 5.0 and Wired Optical RCA Input Port, Bass and Treble Adjustable, Deep Bass, 3 Audio Mode Design, Remote Control

Multiple wireless and wired connections: supports advanced Bluetooth 5.0 wireless connection, which you can easily connect with tablets, PC and other Bluetooth enabled devices to stream music; wired connection including optical, RCA inputs (all cables included).
3 different equalizer modes: fine tune your sound bar with 3 distinct equalizer modes (movie mode, music mode, dialogue mode) via the remote control to match your favorite sound.
Control your bookshelf speaker Remotely: handle your bookshelf speaker from the comfort of your couch or directly on the device; combine with bass & treble adjustable function to match your favorite sound.
100% Satisfaction Service: lifetime technical support, please feel free to contact us via Amazon message or refer to the user manual to find our service mail if any problems, We absolutely give you a satisfied solution,Please believe that we treat our all customers with sincerity,and give us a chance to fix the issue.