MAGIC TH2 POTS has two analogue POTS line interfaces and can be used as digital double telephone hybrid. The two available Audio inputs and outputs can be configured as analogue or digital Audio interfaces.
Operation
The system can be controlled and configured via the front keypad and display. On the rear side of the unit, two telephone interfaces are available to connect two POTS telephones for PRETALK or for dialling. 
Control is also possible via four configurable GPIO contacts, with the user-friendly Windows PC Software included in delivery or the optional external Kexpad.
Features
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Digital signal processing: digital Echo Canceller, Automatic Gain Control (AGC) and Expander for each channel
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Blacklist: certain callers can be blocked (the caller is automatically rejected by the system and hears the busy signal)
- Remote Reporting: an authorised person from the broadcasting station can dial into the system e.g. via mobile phone and do a live report even when the studio is not staffed (DTMF Option required)