87" finger touch infrared Interactive electronic smart whiteboard For Education Appliances

technologyt:infrared technology

writting style:pen,finger,pionter and any other opaque object

positioning accuracy:tipical accuracy<2mm

respond object size:>3.0mm,recommended size:5.0mm

cursor speed:180d/s around

resotution:4096(w)*4096(d)

respond speed: first dot (click):25ms;continuous dots(write):8ms

lifttime of touch screen:above 60,000,000 single-dot touch

board material : eco-friendly PVC, and screen surface with particular projection film

installation instruction:wall mounting or portable floor stand (optional)

certification:CE,FCC,RoHs

PC port : 1.1, USB 2.0

power supply :power is obtained from the computer directly through the USB cables for windows computers.

voltage:DC 4.6-5.0V

power consumption:<1w(200mA at 5V)

temperature:working temperature:-10°C to 45°C; storage temperasture:-30°C to 60°C

humidity:working humidity:20% to 85%;storage humidity:0~95%

illumination test: incandecent lamp(220v,100w),test distance:350mm

working height ASL:3,000m

PC:USB2.0

lifttime: over 10 years

working condition:under the sun, also indoor or out door