This is the most advanced telephone in the Dialog 4000 Analog range of telephones – sophisticated, and extremely user friendly and practical. The telephone incorporates a wide range of features designed to make business or home communications as effective as possible, like the handsfree speaking function, ideal for telephone and conference meetings, and the alphanumeric LCD display that can be easily tilted for a perfect view that displays the
calling number, time, date and duration of call as well as the lastdialed numbers.

Other usable features are the integrated telephone book enabling dial by name, an integrated headset port allowing a headset to be plugged directly into the telephone – with the switching between the headset and the handset controlled by a key – a mute key for switching off the microphone and redial memory for fast access to dialed numbers. Moreover the Dialog 4187 also features up to 20 programmable function keys that can be locked to prevent unwanted user changes and used for speed dialing or service requests, an extra line interface/data port for easy connection to a PC or a fax, support for message waiting indicator function (switch controlled) and even an
alarm clock feature with reminder and wake-up signals.