BESTISAN Bluetooth Bookshelf Speakers, Powered Computer Speakers with 4 Inch Woofer, TV Speakers with Optical/RCA/USB/Sub Out for PC and Turntable

Magnet Woofer and Silk TweeterThe bluetooth bookshelf speakers has 4-inch wide-caliber woofer, which has high sensitivity, large dynamic range, smooth frequency response, deep diving at low frequencies, and smooth and round, calm and powerful without muffling. The silk dome tweeter captures more bass detail with clearer high-frequency effects, and the dual diaphragms allow sound to travel farther.
Multiple Inputs:This active computer speakers has Optical , Sub out, RCA, USB and Bluetooth 5.1 inputs, Optical can be connected to TV, etc., Sub out can be connected to subwoofer to increase bass effect, RCA can be connected to turntable and other devices with Aux or RCA output (need RCA to RCA cable). USB is all about playing the content on your USB flash drive. Bluetooth 5.1 is to connect all devices with Bluetooth, and connect quickly for stable transmission. A wide range of inputs can meet your various connection needs.
EQ Effect and Best Partner of PC : The powered computer speakers built-in new smart chip fine-tuned data algorithm to achieve powerful entertainment sound effects and compatible with movies, dialogues, music and other entertainment, whether it is office or entertainment Good sound will make you feel happy, office efficiency is higher, and games are more immersive.