<https://ictsaigon.com.vn/wp-content/uploads/2020/04/dau-ghi-8-kenh-ip-h-265-dahua-dhi-nvr4208-4ks2.png>
<http://schema.org/caption>
"Đầu ghi 8 kênh IP H.265 Dahua DHI-NVR4208-4KS2"
<https://ictsaigon.com.vn/dau-ghi-8-kenh-ip-h-265-dahua-dhi-nvr4208-4ks2/>