usb3 0 smart infrared digital interactive blackboard

{"cid":"91220330","title":"65 Inch Smart Infrared Digital Interactive Blackboard 4K UHD 3840X2160 WiFi Connection and USB2.0 USB3.0 Connecting Port","imgUrl":"https:\/\/img.chinax.com\/nimg\/72\/0f\/05b74e244ed617f781cdace40a7e-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"MTHGH","Model Number":"XYC-65","Minimum Order Quantity":"1 Set","Delivery Time":"7-10 Work Days","Certification":"CE FCC ROHS ISO14001 ISO45001 ISO9001","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"10000 Piece","Packaging Details":"Standard carton package : carton+ plastic bag+ foam+ honeycomb paperboard+ pack thread.","Name":"Smart interactive whiteboard, interactive blackboard","Brightness":"350 Cd\/\u33a1","Connectivity":"WiFi, Bluetooth, USB, HDMI","Blackboard Type":"Interactive whiteboard\/interactive blackboard","Type":"Blackboard\/interactive whiteboard\/interactive blackboard\/teaching blackboard","Size":"65 inches","Touch Points":"20 Points","Effect Touch Object Size":">8mm","Positioning Accuracy":"<2mm","Aspect Radio":"16:9","Touch Type":"Capactive Touch","Contrast":"\u22655000:1","Mic":"4\/6\/8 Array Mic Optional","Physical Resolution":"4K UHD(3840 X 2160)","Multi User Support":"Yes","LCD Type":"DLED","Panel Display Size":"65\/75\/86 Inch Optional","Viewing Angle":"178\u00b0","Connecting Port":"USB2.0 USB3.0","Touch Technology":"Infrared","Operating System":"Android Windows Linux, Mac,","Application":"School Teaching,education,Classroom Education For School,business,presentation"}}

{"cid":"91199486","title":"iBoard School Teaching Equipment Multi-functional Recordable Smart Interconnection Digital LCD Writing Whiteboards","imgUrl":"https:\/\/img.chinax.com\/nimg\/70\/73\/c552679d1ddd45d2d90501c7be69-200x200-1.jpg","attrs":{"Price":"USD2080-2280\/pcs","Brand Name":"iBoard support OEM \/ ODM","Model Number":"TE-YL-75E2","Minimum Order Quantity":"1 pcs","Delivery Time":"30 days","Certification":"CCC, CE, RoHs, FCC, ISO","Place of Origin":"CHINA","Supply Ability":"10000 pcs per month","Packaging Details":"Carton Package","Payment Terms":"T\/T","Touch Technology":"Infrared","Effect Touch Object Size":">8mm","Touch Method":"finger or any opaque objects","Positioning Accuracy":"<2mm","Connecting Port":"USB2.0 USB3.0","Operating System":"Android Windows Linux, Mac,","Power Supply":"USB power supply DC 4.6V- 5.0V <1W ( 100mA at 5V)","Storage":"Temperature: -30\u00b0C~60\u00b0C Humidity: 0%~95%","Operation":"Temperature: -10\u00b0C~45\u00b0C Humidity: 10%~90%","Installation":"Wall mounted, mobile stand (optional)","Color":"Black, other colors optional --Grey,Silver\/Black","Hotkey":"with hotkeys for side boards","Name":"recoding smart board, big interactive whiteboard","Whiteboard type":"Interactive boards","Folded":"No","Type":"smart writing Whiteboard for school","Size":"Multitouch Electronic Interactive Whiteboard with Hotkey","Touch points":"1~10 Points","Application":"School Teaching,education,Classroom education for school,business,presentation","Warranty":"1 year for panel, 3 Years for rest parts."}}

{"cid":"91217804","title":"Win10 100in Digital Blackboard For Classroom Interactive Touch Screens Education","imgUrl":"https:\/\/img.chinax.com\/nimg\/48\/68\/a5ab5707028c828b01e96d8ba057-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"TSINGHILL","Model Number":"T100","Minimum Order Quantity":"1 Unit","Delivery Time":"5-30 days","Certification":"CE ROHS FCC CCC ISO9001 CNAS","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"100,000 Units per Month","Packaging Details":"Honeycomb Box, 2357\u00d71478\u00d7215MM","Operating System":"Windows 7\/Windows 10","Panel Size":"100 inch","TF card slot":"Support MAX 128GB SD card","Touch Type":"20 point Infrared touch","Touch Response Time":"\uff1c8ms","Product Size":"2215.8\u00d71306.64\u00d7106MM"}}