The Lenovo LS2221 is a 21.5" full HD LED TFT monitor adopts the W-LED backlight technology & provides great display quality & saves power consumption. It offers digital visual interface (DVI) connectivity with high-bandwidth digital copy protection (HDCP) to deliver high-definition viewing of protected contents. It comes in a high gloss ID, transparent bezel, & touch OSD buttons. It has high display performance, such as high dynamic contrast ratio & Novo Vision. The Lenovo LS2221 is packed with green features including mercury free by adopting white LED backlights, arsenic-free glass, & is ENERGY STAR & TCO display compliant.