Hello , We (BEIJING TCHD )/Zoomking are the most powerful manufacturer in HD video capture /live streaming solutions from China . only suppy real-time full 1080P60 20X 30X 12X live streaming cameras, professional industrial-grade , best quality 2160p60 / 1080p60 video capture cards, video recorders,ip encoders, USB3.0 capure cards, HDMI-SDI converters，video encoders, and professionl 1080P60 live streaming/conferencing 4k capture solutions. Please contact me for the latest catalog with price list . Hope there is a way to build a business-ship with you . thank you best regards! -------------------------------- Andy Liu Director TCHD Digital video (Beijing )Co., LTD Zoomking (Shenzhen) Mobile: 15818742602 Wechat/QQ= 406365845