StarTech.com 6ft (2m) DisplayPort 1.2 Cable 10 Pack, 4K x 2K Ultra HD VESA Certified DisplayPort Cable, HBR2, DP to DP Cable for Monitor, Latching DP Connectors - DP 1.2 Cable Male/Male

This DisplayPort cable provides a secure connection between your DisplayPort equipped devices and is capable of providing higher performance than either HDMI® or dual-link DVI.
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nThe DP cable supports high resolutions of up to 4K x 2K (4096 x 2160, 60Hz) with a maximum HBR2 bandwidth of 21.6Gbps, as well an optional audio support. The cable also supports Multi-Stream Transport (MST) for daisy chaining multiple monitors.
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nThe 6-foot cable is DisplayPort (VESA) certified to support DP 1.2 specifications and ensure a high-quality, reliable connection for all of your DisplayPort devices.