The Yealink T33G is the top-of-the-line model in Yealink's T3 series of economical, yet high performing IP phones. Offering a similar form-factor and button layout as Yealink's popular T4x series, the T33G offers a backlit, color LCD, 4-Line keys, Gigabit Ethernet, HD voice, and the latest processor chip-set providing faster/smoother button response and boot time. T33G is a great choice for business who want one model IP phone SKU to fullfill many deployment scenarios, with unified firmware, RJ9 headset jack w/EHS support and a desk stand that doubles as a wall mount.