If you do not have NVR, only cameras, you can use this box to connect and upload to cloud storage. One box can upload max 8-ch.
Incoming/outgoing bandwidth: 80 Mbps
Decoding: 8-ch @1080p (30 fps), 4-ch @ 4 MP (30 fps), 3-ch @ 5 MP (30 fps), 2-ch @ 8 MP (30 fps); H.265, H.265+, H.264, H.264+
Cloud storage definition: 1080p/D1, 6-10 fps
Dimension: 92 × 93 × 45.8 mm (3.6 × 3.7 × 1.8 inch)
12 VDC,1A