Philips 150X 15.1" TFT .30 75Hz 1024x768 TCO99, 15", 1024 x 768 pixels, 40 ms Philips 150X 15.1" TFT .30 75Hz 1024x768 TCO99. Display diagonal: 15", Display resolution: 1024 x 768 pixels, Response time: 40 ms, Viewing angle, horizontal: 160°, Viewing angle, vertical: 135°