Sayson Technologies 390 사용자 설명서

The model 390 phone is headset compatible and the
480 is equipped with headset mode.

Tip: Contact your telephone equipment retailer or dis-
tributor to purchase a headset. Customers should read
and observe all safety recommendations contained in
headset operating guides when using any headset.

Using a headset with your Sayson

390 phone

Making calls using a headset 
1. Remove the handset from the phone cradle to get a

dial tone.

2. Dial the number.
3. To end a call, return the handset to the phone cradle.

Receiving calls using a headset 
1. When you receive an incoming call remove the

handset from the phone cradle.

2. To end a call, return the handset to the phone cradle.

Using a headset with your Sayson

480 phone

The Sayson 480  is equipped to accept headsets with
either a modular RJ22 jack or a 2.5mm standard jack.
Headsets with a modular RJ22 jack can be connected
to the phone by using the jack on the back of the set.
Headsets with a standard 2.5mm jack can be plugged
into the headset jack located on the left hand side of
the telephone.

Sayson 390/480 for Sphericall User Guide

Interactive Branding allows you to personalize your
phone with two lines of custom text on your phone’s
Idle State screen. Each line can be up to 20 characters
long.

To add customized branding, go to www.sayson.com.
Click on Products and then on Interactive Branding.

In the two fields provided, type in the information you
want to place on your screen. Then press the submit
button.

Please follow the instructions you will see there after
pressing the submit button.

Sayson 390/480 for Sphericall User Guide