The Dialog 4222 Office is a desktop telephone with full functionality
for office user communication needs. It is user-friendly and equipped
with a hands-free speaking function as well as an integrated headset
port and a dedicated headset key.
Digital telephone features:
1- Features a flexible two-row display.
2- 13 keys with LEDs.
3- 5 programmable keys (can be labeled by the user).
4- One key panel can be attached. (17 programmable function keys.
5- Hands free speaking.
6- Loud speaking function.
7- Programmable ringer, loudness and tone character.
8- Headset port (with dedicated headset switching key).
9- Adjustable foot console.
10- Easy to mount on wall.
11- Hearing impaired support with amplification (+6dB).
12- Acoustic shock protection.
13- Supporting option unit port for connecting external devices for
external bell and busy signal.