7" Inch open frame touch screen monitor VGA-in, Digital HD LCD Monitor, USB 2.0 Touchscreen Rear-mount or VESA mount 7" Inch open frame touch screen monitor : VGA-in, digital high definition lcd, 4 wire resistive touch screen monitor , built-in speaker, built-in amplifier and remote control etc. System parameters: LCD panel:SAMSUNG / TOSHIBAWorking Voltage:DC 5V or DC 12VWorking Temperature:-25~ ...