The majority of PBX systems are able to output Call Detail Record (CDR) or Station Message Detail Record (SMDR). Basically the systems are the same and they contain detailed information of telephone activity inside the organization. Usually these reports contain information regarding all the incoming and outgoing calls, the information includes dates and times of the call, duration, direction, numbers dialed and Called ID.
Provide wholesale international callback service in China for voip service providers and call shops. We offer competitive price and billing system to our wholeseller. We are using SS7 PSTN line and no connection fee to customers.