acoustic source localization camera smart classroom board

{"cid":"91222842","title":"86 inch 3840X2160 smart board interactive whiteboard price For LT Meeting Room","imgUrl":"https:\/\/img.chinax.com\/nimg\/9f\/94\/79717b49824ddf82a82fc616986d-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"ZXTLCD","Model Number":"ZXTLCD-IFP860WIR","Minimum Order Quantity":"1","Delivery Time":"3-5 working days","Front interface":"HDMI*1\uff0cTouch USB*1\uff0cUSB*3\uff0cType-C*1","Standby":"\u22640.5W","Resolution":"3840*2160 , 4K","Color":"16.7M","Built-in wifi":"150Mbps 802.11n wifi integate","OS":"Android 13.0","Surface Glass (Optional)":"Fingerprint-resistant, protective glass with anti-glare surface","View Angle":"178\u00b0\/178\u00b0 (H\/V)","Touch Technology":"Infrared touch screen","RAM":"4G \/8G optional","Brightness":"350cd\/m\u00b2","Fresh Frequency":"60 Hz","Audio system":"Built-in 15 W X 2 Speakers","OPS Slot":"Available","Rear interface":"RJ45*1 ,AV IN*2, AV OUT*1\uff0cUSB3.0*1, USB2.0*1, RS232*1, HDMI IN*1, TOUCH USB*1, Earphone*1,SPDIF*1","Protype":"wall mounted","Power Supply":"AC 100~240V, 50hz-60hz","Touch Points":"20points","GPU":"MaliG52 MC2_600MHz","SSD":"32G \/128G optional","CPU":"Octa-core 4*A55\uff0c1.9GHz","Response time":"8 ms","Language":"3000 : 1","Certification":"CE\/Rohs\/FCC","Place of Origin":"Guangdong, China","Payment Terms":"","Supply Ability":"2000 pcs per month","Packaging Details":"wooden case, carton, flight cases are optional","Max power consumption":"\u2264400W\u3010OPS not included\u3011","CAM + MIC\uff08optional\uff09":"Built-in 48MP camera + 8 array MIC on the top","Screen Size":"86 inch"}}