video conferencing system 50db snr

{"cid":"91200288","title":"Hawkvine VC028 USB2.0 USB3.0 HD PTZ Video Conferencing Camera 5X 10X 12X 20X Digital Zoom","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/8e\/3e\/1441f3e72663f261ef2a241646fd-200x200-1.jpg","attrs":{"Price":"100-10000","Brand Name":"Hawkvine","Model Number":"VC028","Minimum Order Quantity":"1PCS","Delivery Time":"15days","Certification":"TS16949","Place of Origin":"CHINA","Payment Terms":"L\/C, T\/T","Supply Ability":"1000 Per month","Packaging Details":"Carton Packing","Hawkvine No.":"HV-VC028","Image Sensor":"1\/2.8 inch high quality HD CMOS sensor","Digital Zoom":"5X,10X,12X,20X","Video Output":"USB3.0,USB2.0, HDMI, LAN, RS232(IN), A-IN"}}

{"cid":"91220425","title":"PTZ Video Conference Camera with 12x Zoom and SDI Output for Network Conference System","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/90\/89\/daa26927ed4536395b41f5646828-200x200-1.jpg","attrs":{"Price":"$469.00\/pieces >=1 pieces","Brand Name":"TCHD","Model Number":"TC 980S 12X","Type":"Audio Conference System, Network Conference System, Video Conference System","Function":"auto tracking","Simultaneous Interpretation":"NO","Place of Origin":"Beijing, China","Product name":"video camera","Output":"HDMI SDI","Network protocol":"RTMP\/RTSP","Resolution":"1920x1080P60","Audio":"independent audio","Feature":"ethernet interface","Application":"video conference, telemedecine ,live streaming","Sensor":"1\/2.8 inch high qality HD CMOS sensor","Optical Zoom":"12X","Pan Rotation":"\u00b1170\u00b0","Packaging Details":"Carton box","Port":"Beijing","Supply Ability":"200 Piece\/Pieces per Month"}}