4 VM AUDIO Shaker 5.25" 100 Watt 2 Way In-Wall Surround Sound Home Speakers Four 5.25" 2-Way High Performance In-Wall Speaker Full Range Coaxial Loudspeaker Design Power Range From 40W RMS Upto 125W Peak Low-Resonating Silver Fused Polypropylene Cone High Compliance Half-Roll Foam Surround