... Technology 2 Dual touch and dual user writing supported, 3.Fit for roduct size:78'',84'' and 88'' 4.Resolution: ≥32768 ... speed10msTouch accuracy±2mm in 90% of the active areaInputFinger, stylus, non-transparent objectsAspect ratio4:3Minimum touch target size8mmPort typeUSBCertificationCE, RoHS, FCCScanning frequency125HzPower ...