... Seminar, Home Entertainment, & Recreation, etc. AMH offers various sizes IR touch Screen from 19", 22", 26:, 32", 37", 42", 47", 50", ... ", 55", 57", 60", 63", 65", 70", up to 103". Screen ParameterTransmittance≥92%, 100% max (without Glass)Outline Dimension1495±2. ... 85%, non condensingStorage 0%-95%, non condensingPower SupplyDC 5V ± 5%, 270mA~290mACommunication InterfaceUSB Port or RS232 (Plug & Play, ...