JBL LINK series, the first voice-activated speakers to bring together JBL’s Signature Sound with the Google Assistant. The JBL LINK Series have four models, the LINK 10, LINK 20, LINK 300 and LINK 500 give consumers rich, full-range sound and instant access to their favorite music through voice control. JBL LINK is a hands-free voice-activated speaker series with the Google Assistant built in.