microphone for live speech 65db

{"cid":"91224891","title":"All-in-one Live Streaming Machine Smart Board Interactive Multitouch Electronic Digital Whiteboard Touch Screen","imgUrl":"https:\/\/img.chinax.com\/nimg\/ec\/75\/bd3f9590fcc5beb41d6af4f99e92-200x200-1.jpg","attrs":{"Price":"$5,998-84,000 \/ piece","Brand Name":"shenglong","Model Number":"SMRP-3D1302K\/VGGY","Minimum Order Quantity":"1 piece","Panel Style":"LED","warranty":"1 Year, 3 Years, 5 year","whiteboard type":"Finger Touch, Pen, Interactive Whiteboard, Standard Whiteboard, Electronic Whiteboard","Place of Origin":"Henan, China","Application":"Home, Office, Education, Conference, Advertising, Retail Store, Medical Treatment, Training, Meeting, Office Or School Teaching, Classroom & Office, Restaurant Hotel Supplies, Monitoring Command Center, Self-Service Business","aspect ratio":"16:9\/4:3\/1:1","Contrast Ratio":"250000:1","Maximum Resolution":"1920*1080 3840*2160","product dimension":"Customized","Recommended use":"PUB, Community Center, Gym, Restaurant, Home, Office, School","Target Audience":"Student, Teacher, Parent, Business Professional","Writing method":"Pen\/Finger Touch, Chalk","Certificate":"CE\/CCC\/FCC\/ROHS\/ISO9001\/PSE","Product name":"Touch Screen"}}