webcam with fast pdaf autofocus

{"cid":"91225131","title":"Remote Work Webcam with 4K Ultra HD Video and Fast PDAF Autofocus","imgUrl":"https:\/\/img.chinax.com\/nimg\/ef\/b4\/efd48ef88cc6282ad596c0a5897b-200x200-1.jpg","attrs":{"Price":"USD 17.68~18.20 \/ pieces","Brand Name":"XZC","Model Number":"874L","Minimum Order Quantity":"500","Delivery Time":"30-45 working days","Frame Rate":"4K@30fps \/ 1080P@60fps","Place of Origin":"China","Applications":"Home Office, Remote Meetings, Distance Learning","Certification":"CE,RoHS,FCC","Operating Temperature":"-20\u00b0C to 60\u00b0C","Payment Terms":"T\/T,L\/C","Product Type":"4K USB Webcam","Focus Technology":"PDAF Autofocus","Maximum Resolution":"3840 \u00d7 2160 (4K UHD)","Supply Ability":"100000piece\/Month","Model":"874L","Microphone":"Dual Stereo Noise-Reduction Microphones","Video Format":"YUY2 \/ MJPEG","Storage Temperature":"-20\u00b0C to 70\u00b0C","Packaging Details":"Neutral\/Customized Color Box"}}

{"cid":"91226353","title":"12MP USB Auto Focus Webcam IRIS Recognition Camera 1080P 60fps Video Conferencing Camera","imgUrl":"https:\/\/img.chinax.com\/nimg\/08\/81\/9875fdd95f8ba13d5bf54a5f66a5-200x200-1.jpg","attrs":{"Price":"USD 15-30 \/ Piece","Brand Name":"OEM","Model Number":"K100","Minimum Order Quantity":"100 Pieces","Delivery Time":"15-25 days after order confirmation","Field of View":"72 Degrees","Interface":"USB 2.0 Type-C Male, 3m Cable","Audio Sampling":"48kHz \/ 16bit","Supply Ability":"10000 Pieces per Month","Effective Pixels":"12MP (4000 x 3000)","Audio Output":"3.5mm Audio Jack","Pickup Distance":"Up to 3m (best within 3m)","HD Video Output":"1920 x 1080 @ 60fps","Aperture (F\/No)":"F1.8","Max Resolution":"4000 x 3000 @ 15fps","Audio Algorithm":"AEC, Beam-forming, Noise Suppression, AGC, Directional Pickup","Payment Terms":"T\/T,PayPal,Western Union","Packaging Details":"Export-grade carton packaging with anti-static protection, OEM\/ODM custom packaging available","Image Sensor":"1\/2.5\" CMOS","Power Consumption":"1.8W (Regular Work)","Certification":"CE, FCC, RoHS","Lens Construction":"6P + IR Filter","Storage Temperature":"-20 to +85 Degree C","Focal Length":"4.74mm","Microphone":"4-Mic Linear Array","Focus Mode":"PDAF Fast Auto Focus","Video Format":"YUV \/ MJPG","Place of Origin":"Shenzhen, Guangdong, China","Working Temperature":"-20 to +70 Degree C","Pixel Size":"1.4um x 1.4um","Product Size":"120mm x 50mm x 94.5mm","Supported OS":"Vista\/7\/8\/10, Linux, Ubuntu, macOS 10.6+, Android 5.1+","Applications":"Video Conferencing, Live Streaming, Video Call, Smart Terminal \/ Kiosk"}}