The DW 800 system can be set up to most phones in the market either directly to the phones or through a Telephone Controlling Interface box (TCI 01), which is an optional accessory to the DW 800 system.

Installations using direct connection to phones:
There are three options for operation when using the DW 800 system directly with telephones:

1. By using the system as it is configured from the factory - please refer to the instruction manual for installation and use.
2. By using the system with the Voicelink Automatic function (audio detection of the received signal from the telephone)
3. By using the DW 800 system, always having an open connection to the phone.

Installations using the TCI 01 as a connection to the phone:
There is one option when using the DW 800 system together with a TCI 01:

1. By using the system as it is configured from the factory - please refer to the instruction manual for installation and use.