Selective Call Acceptance & Rejection
The selective call acceptance allows controlling incoming calls by making a list of telephone numbers which you are ready to accept. But incoming calls from subscribers that are not listed are directed to the answering machine by which the caller is informed that you do not accept calls at the moment.
Grandsteam GXV-3140 video phone from Grandstream Networks represents a next generation of interpersonal IP multimedia communications. Extraordinary quality of video, advanced telephone functions and rich user interface are implemented in a smooth industrial design of this stand out device. This model of the phone has crystal clean color 4,3 inch display and 1.3 megapixel CMOS camera, built in dual port switch and wide range of additional interfaces, such as slots for SD cards, USB port, stereo headsets, audio and video output etc, advanced standards of video compression H.263/263+, H.264 and full duplex speaker phone.
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