The most functional solution for Win 7 64-bit is the tw6802b_win7_64_generic package. This driver does not install a standalone video player; rather, it installs the DirectShow Filters and WDM (Windows Driver Model) streams that allow third-party DVR software (like CMS, iSpy, or Webcams) to recognize the card.
Look for TW6802B Win7 64-bit driver from sources like:
Search for:
TW6802_64bit_Win7.zip or TW6802B_Win7_x64_Driver
Linux has native tw68 kernel driver that fully supports TW6802B in 64-bit. Use Ubuntu 14.04 or Debian 8 (newer kernels dropped some legacy V4L2 APIs). This is the most stable long-term solution. dvr card techwell tw6802b driver for win 7 64 bit hot
Many Chinese DVR cards (Kodicom, Geovision, Hikvision OEM) used TW6802B. Search for:
Obtain the correct driver
Prepare Windows
Disable conflicting software
Install the driver
Verify operation
The Techwell TW6802B is a video decoding chip capable of handling up to 4 channels of real-time video input. Most DVR cards use multiple TW6802B chips to achieve 8 or 16 channels. These cards are analog—they take input from BNC connectors from old CCTV cameras.
Key specifications:
If the hot driver fails, consider these paths: The most functional solution for Win 7 64-bit