“Call filter” allows blocking/unblocking the incoming calls as easy as to make filtration, it also journalizes all rejected calls. It is very convenient if you do not want to receive a call from some subscribers, when they will call you, “Call filter” will do so that your line is engaged.
Search agent & cooperation:
We are manufacturer. We produce:
All kinds of TV tower, Communication towers, power tower, etc.
All kinds of steel structures.
www.huawosteeltower.com