PLANET VIP-251T - Manual (Page 26)

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Short message (SMS)
When the phone is on-hook, press “SMS” button to get the short massage service function(if the SIP-2
account is registered), then you can select “SEND” item to enter the short message editing mode, or
select “RECEIVED BOX” item to browse the already received short messages, also you can select
“SENT BOX” to view the messages sent before.
Volume Settings
When the phone is on-hook, press “UP/+” to increase ring volume and press
“DOWN/-“ to decrease ring volume. LCD will display the corresponding grade.
When the phone is off-hook, press “UP/+” to increase Handset volume and press the “DOWN/-“ to
decrease Handset volume. LCD will display the corresponding grade. When the phone is in the
hands-free mode, press “UP/+” to increase Speakerphone volume and press “DOWN/-“ to decrease
Speakerphone volume. LCD will display the corresponding grade.
Mute when making a call
Presses “MUTE” to mute when making a call, press it again to resume MIC.
Call Hold
While in conversation, pressing the “Hold” button will put the remote end on hold.
Pressing the “Hold” button again will release the previously Hold state and resume the bi-directional
media.
Call Waiting
If call waiting feature is enabled (by default), while the user is in a conversation, he will hear a special
stutter tone if there is another incoming call. User then can press “HOLD” button to put the current call
party on hold automatically and switch to the other call. Pressing “HOLD” button toggles between two
active calls.
Call Transfer
IP Phone supports blind transfer and attended transfer.
- Blind Transfer: User can transfer an active call to a third party without announcement.
At first, A talk with B.
1. A press “Transfer” button to hold B, A will hear dialing tone and input C phone number, end with
“#”