Description:

DPH-400EDM is an extension module for phones DPH-400S and DPH-400SE. Expansion module is equipped with 24 physical keys, two of whom are shift keys (Shift). With the shift key, using the module DPH-400EDM can organize up to 44 additional logical buttons that can be configured for certain functions, but also be used to accelerate or abbreviated dialing. Among the programmable functions such as voice mail, call forwarding feature «Do not disturb» and many others.