The Pyle PBKSR40 Hi-Fi Bookshelf Speakers deliver superior sound quality and connectivity for your home or office. These active and passive speakers come with built-in Bluetooth 5.0, allowing for wireless music streaming from smartphones, tablets, and computers. With a 60W power output, 4” subwoofers, and 1” tweeters, these speakers provide an impressive sound experience for music, movies, and gaming. The set includes an active and passive speaker, along with an optical cable, remote control, and Rca audio connections, making it versatile and easy to set up in any room. Additionally, with adjustable bass and treble controls, you can customize the sound to your liking.