Yealink SIP-T27G User Manual page 167

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Note
Call Recording
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The following figure shows an example:
Recording using a USB flash drive is not available by default. For more information, contact your
system administrator.
The size of a single recording file should be less than 2G.
The Start REC soft key controls the recording function, and is available:
The free space of USB flash drive is sufficient

When there are one or more calls connected to your IP phone

During an active call

When calls are on hold or muted

During an attended transfer

During a conference call

The Start REC soft key is not available when:
You place a new call

No free space of USB flash drive

The phone prompts you to answer an incoming call

You can record active calls or conferences.
To record a call:
Press the More soft key, and then press the StartREC soft key during a call.
1.
Advanced Phone Features
157