1 RJ-45, 1 audio-out, 4 short-in, 2 short-out

1 RJ-45, 1 audio-out, 4 short-in, 2 short-out

transfer wireless signal to wired signal large distance repeater transfer wireless signal to wired signal large distance repeater transfer wireless signal to wired signal large distance repeater transfer wireless signal to wired signal large distance repeater

works both as doorbell and interphone

works both as doorbell and interphone