The Avaya VantageK155UC Device meets the multi-dimensional needs of a multi-dimensional generation of communicators.Designed for users that prefer a traditional dialpad and functional keys, this device is suitable for users within large enterprises using Avaya Aura as well as for smaller businesses that use Avaya's IP Office platform.Using this powerful, customizable device, users can have unique custom experiences that mesh into their workflows and business processes. With Avaya Vantage K155, users can enjoy the advantages of a desktop device and flexibility of an application platform.It is built to provide acoustic excellence and performance in a single dedicated device. Engineered for audio and video communications, this UC device is always on, in-reach and ready. It embodies enterprise quality audio, making it an excellent communications device for audio and video calling and application integration.16 GB flash memory for internal storage2 GB