... , manufacturing and marketing SAW Touch Panel,Inframe Touch Panel and SAW Touch Monitors ,IR touch Monitors.The SAW size from ... .offering OEM ,ODM service. 55" multi touch panel Main Features:l Excellent stability, drift-freel Its ... 7 yearsElectrical CharacteristicOperating Voltage+ 5VDC, + 5VDC, +4.75V to +5.25V allowedInterfaceUSBPower<2W, Currency <200mACertificateCE, FCC 55" multi touch panel ...