Philips ProntoPro Home Theater Control Panel. Display: LCD TFT, Display diagonal: 96.5 mm (3.8 "), Display resolution: 320 x 240 pixels. Processor clock speed: 20 MHz. Flash memory: 32 MB. Width: 92 mm, Depth: 27 mm, Height: 153 mm. Battery technology: Nickel–Metal Hydride (NiMH), Battery life (max): 3 h