HTC Touch HD. Display diagonal: 96.5 mm (3.8 "), Display resolution: 480 x 800 pixels, Display: TFT. Internal memory: 512 MB, Flash memory: 288 MB. Processor clock speed: 528 MHz, Built-in processor: MSM 7201A. Operating frequency: 850/900/1800/1900/2100 MHz. Wireless technology: Wi-Fi: IEEE 802.11 b/g