Zmodo ZM-SS714-1TB security camera system 4 channel HD 720p PoE NVR with 1TB HDD / 4 Security Cameras 4CH 720p 1TB HDD (Tools & Accessories)
easy to use;, commissioning and good technical support, only the QR code does not work to connect to GSM but cella therefore very easily once connected to the network, we do research via the smartphone and presto!