AUDIOLINE Bullet 280 - Handbuch (Seite 50)

Press the INT key.
The internal call is put on hold and you can speak to the external
caller.
Brokering
Press the INT key to toggle between the internal and the external
subscriber (brokering).
Transfer
Press the On Hook button while connected to the internal subscriber
- the external call will be transferred to the handset.
Conference
Press and hold the INT key for approx. 2 s. The 3-party conference is
established. You can establish a conference with 2 internal and 1 ex-
ternal subscriber.
INT
Telephoning
12
Service-Hotline Germany: Tel. 0180 5 001388
(Costs for call from german landline at time of print: 14 ct/min, max. 42 ct/min from mobile phone providers.)