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Yealink SIP-T21 E2 Administrator's Guide

Yealink SIP-T21 E2
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Configuring Basic Features
209
To configure the idle clock via phone user interface:
1. Press Menu->Basic->Display->Idle Clock.
2. Press or , or the Switch soft key to select the desired value from the Idle Clock
Display field.
3. Press the Save soft key to accept the change.
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 and then pair and connect the Bluetooth headset with your phone. For SIP-
T48S/T48G/T46S/T46G/T29G/CP920 IP phone, you can connect your Bluetooth-Enabled mobile
phone to the IP phone, and then synchronize the mobile contacts to the IP phone. For CP920 IP
phones, you can also use your IP phone as a Bluetooth speaker for your mobile phone and PC.
You can set up a conference among the calls on your IP phone, the PSTN and connected
mobile phone.
For more information, refer to the
Yealink phone-specific user guide
. It is only applicable to
SIP-T54S/T52S/T48G/T48S/T46G/T46S/T42S/T41S/T29G/T27G/CP920 IP phones.
You can personalize the Bluetooth device name for the IP phone. The pre-configured Bluetooth
device name will display in scanning list of other devices. It is helpful for the other Bluetooth
devices to identify and pair with your IP phone.
Note
Procedure
Bluetooth mode can be configured using the following methods.
Central Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure Bluetooth mode.
Parameter:
features.bluetooth_enable
Configure the Bluetooth device
name.
Parameter:
features.bluetooth_adapter_name
Configure the Bluetooth media
audio feature.
Parameter:
bluetooth.a2dp_sink
To use this feature on SIP-T48G/T48S/T46G/T46S/T42S/T41S/T29G/T27G IP phones, make sure
the Bluetooth USB dongle is properly connected to the USB port on the back of the phone.

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Yealink SIP-T21 E2 Specifications

General IconGeneral
BrandYealink
ModelSIP-T21 E2
CategoryIP Phone
LanguageEnglish

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