ESI 40D (digital) and the ESI 40IP in both Gigabit and 10/100 versions.
Some of the special options on this phone are:
– 3-line-56-character adjustable Backlit-Display
– Visual Voice Mail key
– Speaker phone
– Headphone Jack
– ESI exclusive verbal Help key.
This 40-key handset can be customized to meet your needs with a full 16 customizable keys and 12 dedicated feature keys.