Call Filter
“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.
This is a conference which can be initiated from every VoIP telephone. The service is fully administered with the help of a telephone set.
Houyuan Technology (HK) Limited
Houyuan Technology (HK) Limited ( http://www.houyuanhk.com ) is a professional voip manufacturer in China.
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