... .ROHS.FCC 4.Maintenance free.longlife ETWOTOUCH 15,17,19 INCH Open Frame Touch Monitor ETWOTOUCH & ETWO CompanyGuangzhou ETWO Electronic ... screenType of touch screenSAWTouch point density100,000 touch point per square inchTouch sensibility< 85gTouch screen resolution4096*4096Touch response time≤10msInterfaceCOM/ ... by E-mail,MSN,Skype,Phone,etc. ETWOTOUCH 19 inch open frame touch screen monitor