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●digital phone line high resistance and line recording. ●various ways to achieve recording stop/start.
●support 16-channel simultaneous recording, different channels can simultaneously record in different formats.
●supports upstream and downstream one-way recording or mixed upstream and downstream recordings for each channel.
●supports receiving the called and called numbers.
●synchronize the phone display during recording.
●the user's phone button receives.
●it can be configured to collect 64k ss7, 2m ss7, hdlc, and transparent data stream.
●call/mute detection.
●the recording operation supports automatic gain control (agc).
●call process monitoring.
●automatically detects whether service modules and quantities are installed on the mainboard.
●support recording card or digital telephone disconnection fault detection. industry application: (1) digital telephone line recording; (2) digital dispatching console recordings of dispatching systems such as power and coal mines. digital relay recording card application network diagram: |