Dear Sir in Charge of Sales,We are Beijing Fable Group-- a professional manufacturer of surveillance equipment; and I am Lisa-- the project manager in charge of exporting them including DVR card&;CCTV camera, DVR, Dome camera, Video capture board, Video door phone , alarm systems and the related products. Especially, we do quite well on DVR cards, our products are being sold well all around the world, including Middle East, Europe, America and South Africa.