The Dialog 4220 is specifically designed for users who want traditional telephone functions with good voice quality. It is a robust convenience phone well suited for visitor or service areasAttractive terminal for basic communication needsIdeal for places with roving employees passing by, e.g. halls, elevators, 10 function keys with LEDLoudspeaker function.
Ericsson Phone System Compatible
On Hook Dial
Message Waiting Indicator
5 Programmable Keys