V-Tech DT-IP Technical Guide - Manual (Page 79)

* Incomcing Call
1) Press Accept to entry talking status,
else press Refuse to deny the calling
2) Talking established after accept the
calling, you can press Handup button to
end the conversation
* Monitoring DS/CDS
Press button to monitor the related DS or CDS. The video will be shown in the focused monitor
window.
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IP-2 wire system technical guide