Mini DisplayPort to HDMI audio / video converter - mDP 1.2 to HDMI active adapter for Ultrabook / laptop - 4K @ 30Hz - Black (MDP2HD4KS) video transformer - MDP2HD4KS

StarTech.com Mini DisplayPort to HDMI Adapter - Active mDP to HDMI Video Converter - 4K 30Hz - Mini DP or Thunderbolt 1/2 Mac/PC to HDMI Monitor/TV/Display - mDP 1.2 to HDMI Adapter Dongle. Cable length: 0.15 m, Maximum resolution: 3840 x 2160 pixels, Supported video modes: 720p,1080p,2160p. Sustainability certificates: RoHS. Weight: 16 g, Height: 15 mm. Package width: 125 mm, Package depth: 225 mm, Package height: 14 mm. Master (outer) case width: 33 cm, Master (outer) case length: 50.5 cm, Master (outer) case height: 21 cm

https://www.startech.com/en-us/MDP2HD4KS

Connect an HDMI® Display to a Mini DisplayPort® video sourceThe MDP2HD4KS Mini DisplayPort to HDMI adapter enables you to connect a mDP-equipped Ultrabook™, tablet or laptop computer, such as the ThinkPadT440 series, to an HDMI display. This adapter is compatible with Mini DisplayPort 1.2 & HDMI 4K @ 30 Hz and as a result can support video resolutions up to Ultra HD (4K) as well as the accompanying digital audio up to 7.1 channel surround sound. The Mini DisplayPort adapter is the perfect accessory for any of your Microsoft® Surface™ Pro devices with mDP.With support for Ultra HD (4K) the mDP to HDMI adapter ensures you can convert Mini DisplayPort to HDMI while maintaining an astonishing picture quality four times the resolution of high-definition 1080p. The adapter is also backward compatible with previous DisplayPort revisions 1.0/1.1 with support for resolutions up to 1080p.For a hassle-free setup the Mini DisplayPort to HDMI adapter allows for plug-and-play installation without any additional software or drivers. Plus, with a small footprint and lightweight design, the adapter maximizes portability.To ensure compatibility with any Mini DisplayPort output the mDP adapter offers an active conversion. Active video conversion is required to maintain 4K resolutions when converting Mini DisplayPort to HDMI. An active mDP adapter is also ideal for outputting 1080p resolutions by ensuring compatibility with graphics cards that are not capable of outputting multi-mode DP++ signals (e.g. ATI Eyefinity).The Mini DisplayPort to HDMI converter is compatible with Intel® Thunderbolt™ devices that output a DisplayPort video signal.The MDP2HD4KS is backed by a 3-year StarTech.com warranty, and lifetime technical support.The StarTech.com Advantage

• PRODUCT PERFORMANCE: Mini DisplayPort 1.2 to HDMI 1.4 adapter connects your mDP host to a HDMI display / Supports Ultra HD (UHD) 4K 30Hz (3840x2160) & 1920x1200 (1080p) video, 7.1ch Audio, HDCP 1.4, DPCP / 5.9" (15cm) attached cable
• HOST COMPATIBILITY: Active Mini DP to HDMI adapter supports mDP/mDP++ source including Thunderbolt 1 & 2 MacBooks, MacBook Air & Mac Mini, Microsoft Surface Pro 1-6, desktops (AMD FirePro/NVidia Quadro), laptops, mini itx computers, Intel NUC & docks
• INCREASE PRODUCTIVITY: Mini DisplayPort to HDMI display adapter connects an HDMI monitor, TV or projector, or add a second display to your workstation; Compact, small form factor design makes it easy to carry between home office and office
• RELIABLE CONNECTION: MiniDisplayPort to HDMI video converter is designed with nickel-plated connectors to ensure enhanced signal quality / Tested with HDMI cables up to 50ft (15m)
• EASY TO USE: With no software or drivers required, the mDP to HDMI adapter dongle works with any OS including macOS, Windows & Ubuntu; Compatible with MiniDP devices like Microsoft Surface PCs or TB1/TB2 MacBooks