Hello!
Plese help Me!
I have an HD iDVR.
Model marking the box: DVR AH3808WB
Sticker on the motherboard: HS-8 B3520HD
Displaying System: V4.02.R11.16800081.10001
(2013-12-05)
It is possible to upgrade it? I can not find him firmware. I can not find anything about it, unfortunately I do not know which is compatible.
Thank you for your help!