Call waiting with “Caller ID” uses a special signal in order to warn you about an incoming call, during another call there are shown the name and number of the calling subscriber on the display. The function also allows switching between two calls.
REVE Systems is a privately held company registered in Bangladesh. It takes IP based communication as the core segment for its working area since the beginning. Being very much focused on IP based communication; REVE Systems knows the requirements of its
Read more