Philips 227E4LSB E-line 21.5" / 54.6 cm Full HD display LCD monitor, LED backlight. Response time: 5 ms, Display brightness: 250 cd/m², Display: TFT-LCD. On Screen Display (OSD) languages: English French German Italian Russian Simplified Chinese Spanish Portuguese Turkish, Plug and Play: DDC/CI Mac OS X sRGB Windows 7/Vista/XP. Tilt angle: -5/20 °. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -20 - 60 °C, Relative humidity: 20%-80 %. Power LED: Operation - White Standby mode- White (blinking)