Visual Intercom Wiring Ellen Guo 09 August 2023 13:39 Updated 1. VTO 2. VTH Related articles After the VTS5240B upgrades the program, the device cannot be started and will always reboot When you add a decoder (such as NVD, M70) to the platform, it is recommended to select the pull mode. And when to select the pull mode? The VTS is able to call VTO, but it does not work in turn The voice delay or freeze of the intercom between the VTO and the VTS. The VTH or management unit cannot unlock the door phone remotely. Comments 0 comments Please sign in to leave a comment.
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