Philips Xenium 9@9s is the continuation of the range of phones which are notable for maximum battery life. The device is equipped by 1,3 MP camera, color OLED display, reflecting up to 262144 colors, IrDA port and E-Mail Client. It is necessary to note from the features of this phone the presence of optical sensor, using of which the phone can select the optimal level of highlight of screen and keyboard depending on exterior illumination.