Yeastar is a developer and manufacturer of IP-PBX,VoIP gateways,and IP video surveillance products.Yeastar currently has 3 product lines:MyPBX,NeoGate,and Recovision. As a division of Yeastar,Recovision specializes in IP surveillance system.We has an energetic R&D team with profound knowledge and rich experience in IP fied. Recovision focuses on NVR for surveillance system.The easy to use,reliable and cost-effective and various products can surely meet any demands from mass consumers;customization with rich features can also help you nail down projects.It will be your trustworthy partner in Surveillance market.