Customizing  Your  Phone 
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physically connect headsets to the headset jack and handset jack respectively. Once the phone 
connects to a call, the headset connected to the headset jack will have full-duplex capabilities, 
while the one connected to the handset jack will only be able to listen. 
Note 
To enable dual headset via web user interface: 
1.  Click on Features->General Information. 
2.  Select Enabled from the pull-down list of Dual Headset. 
 
3.  Click Confirm to accept the change. 
Note   
Bluetooth Headset 
The SIP-T54S media IP phone supports Bluetooth. Bluetooth enables low-bandwidth wireless 
connections within a range of 10 meters (32 feet). The best performance is in the 1 to 2 meters 
(3 to 6 feet) range. 
You can activate/deactivate the Bluetooth mode on the phone, and then pair and connect the 
Bluetooth headset with your phone. You can pair up to 30 Bluetooth headsets with your phone. 
However, only one headset can be connected at a time. You can also disconnect and delete your 
Bluetooth headset from the phone. 
Dual headset is configurable via web user interface only. 
Dual headset is only applicable to YHS32/YHS33 headset.