hello, i have adhua DH-DVR3104-E dvr with firmware 2.606.0016.0 build 2010-1-6 there are 3 queries i would like to be solved so please do help,first is during day time the dvr works well the video is clear but as it gets dark there is disturbance in the video,the video gets choppy every 4 sec again its gets ok could any one help what could be the problem day its ok night there is problem..the second i help i need is regarding firmware upgarde for this unit,i tried serching this site and bahmas but i coundnt find so dear users pls do help.the third is i have connected my dvr with my wireless router i can see the video in internet explorer wirelessly on my laptop but its very low quality could any one tell the setting so that i could watch the video more clear
thanking you
