Jovision is one of the strongest companies which have the abilities of design and manufacture in the area of DVR card. All our DVR cards are designed and manufactured by Jovision. Especially the IC chip JV9800 in our JVS-C800 Series DVR cards is also designed and manufactured by Jovision. The products of Jovision get CE and FCC certificate. Totally, we have four series DVR cards for aboard, such as C601, C801, C800 and C900. C601 series cards include 2ch, 4ch, 8ch and 16ch. C801, C800 and C900 series cards include 4ch and 8ch. C601, C801 and C800 series cards are Half-D1 real-time cards and C900 series cards are D1 real-time cards.