The Mitel Superset 4025 phone is a half duplex handsfree speakerphone, ideal for users who require access to versatile call handling options, feature-rich telephony and detailed inbound display information. Designed for the call centre environment, the Superset 4025 is ideal for users across a variety of functions in technical support, sales, customer services roles. The SuperKey programming option provides every user with easy access to the PBX telephone system features, including Limited Automatic Call Distribution (ACD) functionality and the customisation of 14 programmable one-touch LED keys. Classic call handling features include on-hook dialing, speed calling, hold, transfer and conference. * Speaker phone * Handsfree operation (half duplex) * 20-character backlit display * Context-sensitive softkeys for feature-set customization * Off-hook call announce * 14 programmable keys with LED indicators * Supports Automatic Call Distribution (ACD) agent and supervisor functionality