View : Ningbo Yuwen Stationery factory always abides by the business strategy of "high-quality products & reasonable price", the service concept of "showing respect to you & trying my best", and the professional spirit of "honesty, innovation, enthusiasm, sureness" to provide customers the best products and service Sales points/ Focus : Quality assurance both for our products and service for after-sales Favorable price Great variety of products Attractive design Environment Friendly Technology OEM and ODM service provided Product description: E-board products adopt the infrared induction technology.Non-radiating and environment-friendly. We are the first manufacturer of electronic whiteboard passing Product Security and Reliability and the Comprehensive Tests of Environment Certification.It could position accurately with high precision , high sensitivity and quick response. Can operate or write by fingers or pens, no need special pens , easy to use.The board is made of aluminum honeycomb panel, it can reduce the weight greatly, can resist heavy-hit, can withstand 200 kilograms, this material is very durable and stable, no easy to distortion, can work over 8 years.The touch sensitivescreen is made of special nanomaterial, can keep good visual status all the time.Specifications: Size(Inch):82" Material:Aluminum Honeycomb Panel Frame Color:Creamy-White or Black Induction Technology:Infrared Induction Writing Way:Pointer or Finger Resolution:4096*4096 Cursor Speed:150 Dots/Second Current Consumption:<80 mA Power Consumption:<0.5W, working under USB-5V. PC Interface:USB Active Input Area (mm):1632*1145 Working Temperature:-10-45 °C Working Humidity:10-98% Storage Temperature:-40-50 °C Storage Temperature:10-98% Certificated Approval : CCC,CE, RoHS, SONCAP, SASO,CB,UL,ETL,CSA,GS,SAA,MEPS and so on. QC Team : A QC team with more than 20 professional and technical personnel. To ensure 100% products checking. Quality guarantee: We provide 2 years warranty of product . We can send the parts free on condition that there is any breakdown with convincing evidence Contact We will reply your email or fax within 24 hours You can call us at any time if there is any question on our production.