Remember that ZTE teased the MWC debut of its upcoming Firefox OS phone? Well, according to this spec sheet spotted by a tipster at ZTE's MWC booth, said device will be appropriately named ZTE Open, and it'll come with a moderate set of components: a Cortex-A5-based Qualcomm MSM7225A (which is known to clock at either 600MHz or 800MHz), a 3.5-inch HVGA TFT display with capacitive touchscreen, 256MB DDR SDRAM, 512MB NAND storage and the usual set of radios like WiFi 802.1