... EnvironmentDirect under the sunlightData PortUSB/Wireless RF2.4G/RS232(optional)Light Transmittance> 92%, up to 100%(without glass)CertificatesCE, FCC, ISO, RoHS ... frame, as the way you use your touch mobilephone. 2. How to connect Tacteasy multi-touch frame with PC or TV?Use USB ... it is the environmentally products, just need a USB cable to connect with the computer4. Does the excel, PPT, Word or ...