paps, yong B315s-936 ko is nabili ko Saudi when I was working there for around 350 SAR that time back to 2016 then yong B525s-65a is sa shopee ko nabili ng 5,500 no box and no antenna. modem and power adaptor lang.
E re-flash mo lang Firmware ng B315s-936 mo pap, para cgurado e OFF mo antivirus for temporary para hindi mag corrupt ang files during installation kung sakaling may false alarm for antivirus detection.