200w invisible in ceiling theater

{"cid":"91225402","title":"IW4pro-C110 200W 110dB 5.1 In-Ceiling Cinema 500W Subwoofer Living Room Cinema","imgUrl":"https:\/\/img.chinax.com\/nimg\/2e\/98\/f993276383f5ef3d1cb63376b27c-200x200-1.jpg","attrs":{"Brand Name":"Snail Power","Model Number":"IW4pro-C110","Minimum Order Quantity":"2","Delivery Time":"5-8 working days","Input Terminals":"Press-type terminal block","Subwoofer":"C110 500W","Application":"Living Room Cinema","Supply Ability":"5000","Frequency Response":"50Hz\u201320kHz (-10dB)","Net weight":"0.8kg (per unit)","Avg. Max Output @1m":"110dB","Cutout Dia":"110mm, Mounting Depth > 105mm","Driver":"2.75-inch Coaxial Speaker","Input Impedance":"8\u03a9","Dimensions":"\u00d8120 \u00d7 104mm (Diameter \u00d7 Depth)","Max SPL":"110dB","Place of Origin":"Shenzhen, China","Power Input":"200W","System":"5.1 In-Ceiling Home Cinema","Packaging Details":"Snail Power Package","Drive Units":"1 \u00d7 2.75\" Driver","Sensitivity":"89dB\/W\/m","Type":"5.1 In-Ceiling Cinema","Certification":"CE, RoHS","Power Output":"200W Per Channel","Power":"200W 110dB","Payment Terms":"T\/T","Technology":"Patented Guided-Wave Technology"}}