BusinessPhone – Dialog 4224 Operator / Dialog 3214
Accessories

## Option unit

#### Dialog 4224 Operator

The Option unit DBY 420 02 is an optional accessory, to be installed on the bottom of your telephone set. The following devices can be installed via the Option unit:

- Tape recorder
- Extra bell or busy indication outside your door
- USB connector

#### Dialog 3214 Operator’s Console

The Option unit DBY 410 02 is an optional accessory, to be installed on the bottom of your telephone set. The following devices can be installed via the Option unit:

- Tape recorder
- Extra bell or busy indication outside your door
- Enhanced Headset functionality
- PC Sound Card
- Second handset

Note:

For people with impaired hearing the Option unit offers the possibility to amplify the receiving volume in the handset and headset.

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