Bright Tunes™ String Lights with 4 Bluetooth® Speakers NEW In Box/Indoor-outdoor. Play music from your Lights! Bright Tunes Indoor/Outdoor string lights have 4 built-in Bluetooth speakers to wirelessly play your music without any app or download. Features include 80 lights and 4 speakers on 26 feet of cord, built-in Bluetooth technology to wirelessly stream music from any Bluetooth-enabled device. Connects to existing string lights regardless of style or brand.