NEC DCU 60-1 60-Button DSS Console (White/Refurbished)NEC DCU 60 1 DSS Attendant Add On Console. Fully modular with 48 programmable keys (for station trunk appearances) with 2 color LED (red and green), 12 function keys wtih red LED, and a tilt stand. This unit does not include the power supply (ACA U). Key Features: Mfr. Part#: 770061 Condition: Refurbished 48 programmable line keys to increase attendant productivity 60 Button Add On Module for larger attendant operations Needs ACA U Power Supply