This high-performance, medium-sized Tier 3 in-wall loudspeaker is a three-way model featuring two RDT III bass drivers, a C-CAM mid-range driver and MPD II transducer. It has a cut-out dimension of 527 x 198 mm and revolutionary patented Quik-Link speaker cable connector and Tri-Grip II for quick, simple, reliable and strong installation and fitting.