According to ASUSTek, Asus announced the new P550 PDA phone with a massive 3.5" large touch screen which supports GPS powered by SiRF Star III chipset, 3G UMTS 2100 and Tri-band GSM. The Asus P550 is powered by an Intel Marvell PXA270M 520MHz processor, 256MB flash memory and 64MB SDRAM.