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
This 2.0 channel Bookshelf speaker can provide a more stable and dynamic sound experience, hearing what you’ve been missing
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.

Benefits of quality speakers
With quality speakers, you can expect a much better listening experience. One of the main advantages is that they provide clearer and more accurate sound, allowing you to hear all the details in your favorite music or movies. This is because these speakers are designed to reproduce a wider and more accurate frequency range, which means you can hear the lowest and highest sounds more clearly.
In addition, quality speakers typically have a more powerful and immersive sound, allowing you to fully immerse yourself in the listening experience. This is especially useful when watching movies, as it allows you to feel as if you are in the scene itself.
Another advantage of quality speakers is their durable and sturdy construction. Quality speakers are made from high-quality materials and are designed to withstand prolonged use. This means that you can enjoy high-quality sound for many years without having to worry about the need to replace them.
In short, quality speakers offer a much better listening experience, with clearer, more accurate and powerful sound, better bass and treble reproduction, and a durable, rugged construction for long-lasting use.
There are several types of speakers, including:
1.-Box speakers: these are the most common speakers and are used in a variety of applications, from home sound systems to professional sound equipment.
2.-Column speakers: they are similar to box speakers, but have a taller and more streamlined design.
3.-Satellite speakers: are small speakers that are used in conjunction with a subwoofer to provide surround sound.
4.-Tweeter and midrange speakers: these are specialized speakers used to reproduce high and mid-frequency sounds.
5.-Bass speakers: these are specialized speakers used to reproduce low frequency sounds, such as bass.
6.-Wireless speakers: speakers that connect to a device via a wireless connection, such as Bluetooth or Wi-Fi.
7.-Home theater speakers: these are specialized speakers used in home theater systems to provide high-quality, immersive sound.
8.-Monitor speakers: these are specialized speakers used in recording and production studios to provide accurate and detailed sound.
9.-Bookshelf speakers: are medium-sized speakers that are placed on a shelf or furniture, ideal for small environments and to complement a home sound system.