Fast shipping. Most items ships same or next business day
Ethernet I/O Box supporting 16 sensors in/ relays out is one accessory that provides a big advantage to users. The service provided by Ethernet I/O box includes supporting 3 kinds of interface to connect to all iNV series DVR and expanding up to 128 sensors in/ relays out. This Ethernet I/O Box is easy to use and allows us to identify sensor/ relay status via LED light.
