Figure 34: Single Incoming Call - Video; Figure 35: Single Incoming Call - Preview-1 - Grandstream Networks GXV3275 User Manual

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If the phone set the "Preview" feature for the incoming call from Web UI, the phone will display one
more key "Preview" when there is an incoming video call. End users will preview the remote end
without answering the video call. After previewing, end user can tap "Answer" key to answer the video
call or "Reject" key to reject it. This feature should be supported by the SIP server. Please contact
service provider for more information.
Firmware Version 1.0.3.6

Figure 34: Single Incoming Call - Video

Figure 35: Single Incoming Call – Preview-1
GXV3275 User Guide Page 59 of 167