Main function:

Call Recording：can record the talk of normal telephone, extension, ISDN

Cycle of Recording：depend on appointed recording space to recording circulation clean up the oldest recording automatic.

Timing Record：you can preset the recording time, recording only in the appointed period. also can records whole day.

Monitor：the user can pass through network listen others call.

Remote monitoring:Install a client system in another computer, you can query the recordings, and monitor any channel when they are talking on the phone.

Query recording：you can querythe recording by specified requirements，such as time, date,channel,in etc.,playback it.

Network Management: you can depend on Intrnet to manage the device.

AuthorityManagement: you canmanage the users authorities by classification.

Safety and Security: the system is safe absolutely. the users call log is secret.

Retrieval and Print: channel number,date,telephone number, can be retrieved and printed.

Operate daily record :The system has a complete operate daily record, record all the user operating behaviours, you can examine it at any time.

Caller ID display: Support FSK & DTMF formats

Recording type:

1.Voltage Control: according to the change of the voltage, in other words，start to record when you answer, stop when you hang off.

2.Audio Control：record according to testing the audio signals

3.Key Control: record according to caller wish , users pass through the telephone key decide whether record..