Quick After-Sale Support: We offer a lifetime warranty and 7/24 customer service, and we are committed to providing effective support. If you have any questions about our DVI HDMI , please navigate to [Your Account] > [Your Orders] > [Order Problems] > [Contact Seller]. We are committed to providing you with the best possible support and assistance. Double Shielding: HDMI to DVI-D cable with aluminum foil and PVC guarantee stable signal transmission between devices, prevent electromagnetic interference (EMI) and radio frequency interference (RFI), and ensure more stable signals. Gold-plated Connectors: HDMI to DVI cable with gold-plated connectors and tough PVC outer material allow the cable to be plugged and unplugged repeatedly, and finger-safe screws make the DVI connection secure. 1080P Full HD: HDMI DVI supports 1080P video resolution. The HDMI to DVI-D cable is fully compatible with all HDTV formats and supports resolutions of 800x600, 1024x768, 1280x1024, 1600x1200, 1920x1200 and 1080P. Bidirectional Transmission: The bidirectional DVI to HDMI adapter lets you connect HDMI-equipped devices such as laptops, desktops, set-top boxes, etc. to your HDTV, monitor, projector and other DVI-equipped devices. It can also be used to connect DVI-equipped source devices to HDMI-compatible devices.