The Avaya 2050 Phone is a top range handset, ideal for executive users, Manager/Secretary, simple operator positions (or back up operators) and any other significant telephone users. All display terminals can be wall mounted. The same brackets can be used for a desk mounted setting. The Avaya 2050 has a dual colour LED (Light Emitting Diode) keys for DSS (Direct Station Select) / BLF (Busy Lamp Field) functionality. Note: This phone is refurbished.