GD-04D DTMF module

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SKU: GD-04D Category:

For Burglar Alarm and Security Installations & Home Automation Jablotron Burglar Alarm Security System is work to : Schools, House, Villa, Mansion, Village houses, Apartment, Shopping Mall, Ground Level Shops, Upper Level Shops…

The GD-04D DTMF module, which allows you to control David’s output relays by entering numeric codes (DTMF codes) on a telephone keypad during calls


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