This board is used to communicate between touch phone and intercom. doesn’t need to power supply – Voice communication and ring with two-string wires between touch phone and intercom earphones
Test text about the idea of expanding Tazik Test text about the idea of expanding Tazik Test text about the idea of expanding Tazik Test text about the idea of expanding Tazik Test text about the idea of expanding Tazik Test text about the idea of expanding Tazik