Buy with Confidence: With Monoprice’s Lifetime Warranty on all Cables, you can rest assured we stand behind our products and our customers. Displayport 1.2a compliant: Compliant with the displayport 1.2a specification, this cable is also backwards compatible with displayport 1.1/1.1a. Supporting data speeds up to 21.6Gbps. Connect a displayport enabled computer to a high definition display or projector. Supports up to 4K resolution and 3D video. HDTV: Broad compatibility with computers, phones, and tablets with displayport or mini displayport video output and high-resolution HDMI enabled displays.