The customizable GXP2140 brings a rich and vibrant display, and call control to the medium to high-volume call user. This device provides the perfect balance for the call-intensive users desktop, with its 4 lines, 5 programmable soft keys and feature-loaded call controls. Its 4.3 color LCD display creates a high-quality user experience, and its dual Gigabit PoE ports, HD audio, and integrated Bluetooth makes the GXP2140 highly versatile as well. As all IP phones do, the GXP2140 features state-of-the-art security encryption technology (SRTP and TLS). The GXP2140 supports a variety of automated provisioning options, including zero-configuration with s UCM series IP PBXs, encrypted XML files and TR-069, to make mass deployment extremely easy.