Perpetual Pulse Inc. United States
General office
Perpetual Pulse Inc.
17890 Castleton Street
City of Industry
CA ,91748
United States
Phone: +1 626-536-0508
Site: http://www.opmcorp.com
Contact Person
Hugh Nguyen / Manager
Phone: +1 626-826-4678
Phone: +1 626-536-0508
Perpetual Pulse Inc.
17890 Castleton Street
City of Industry
CA ,91748
United States
Phone: +1 626-536-0508
Site: http://www.opmcorp.com
Contact Person
Hugh Nguyen / Manager
Phone: +1 626-826-4678
Phone: +1 626-536-0508
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Some telephones, depending on the brand and model, have the intercom function, which allows to begin communication by sending the signal. When the signal comes, the telephone set rings a signal different from the standard ring tone call. After that the telephone temporarily switches off from the telephone line and works as an intercom.
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