(This HDMI to Displayport cable won't accept 2nd conversion, ‼️and the HDMI plug of this cable must be inserted into the HDMI port of the video source directly. ⚠️-1) Bypass cable with no scaling capability.
eBay
1.8M Uni-Directional 4K DisplayPort to HDMI-compatible Adapter Cable for Laptop Desktop PC Host to Target Monitor HDTV Projector
Aliexpress UK
Cable Matters HDMI to DisplayPort Adapter (HDMI to DP Adapter) with 4K Video Resolution Support. 4K VIDEO RESOLUTION support up to 3840x2160 @ 30Hz including 1920x1080 @ 60Hz and 2560x1440 @ 60Hz with the HDMI Display Port adapter (when supported by your video card).
eBay
Grwibeou DisplayPort To HDMI-compatible Adapter DP Male To HD Female for Macbook Pro Air Projector Camera TV Laptop Computer
Aliexpress UK
Your laptop must support “DisplayPort Alternate Mode (DP Alt Mode) via USB-C. Attach an HDMI cable to the HDMI female interface of the adapter and into your monitor/TV/projector. Of course, an HDMI cable (NOT included) is required.
eBay
Mini DisplayPort to HDMI-compatible Adapter 4K/1080P Mini DP Male to HD Female Converter Compatible for MacBook Air/Pro
Aliexpress UK
Supports 4K Rresolution: mini dp to hdmi vga dvi adapter supports up to 4Kx2K@30Hz (HDMI), 1080p@60Hz and 1920x1200 (DVI & VGA) display resolutions, and flawless audio pass-thru for uncompressed digital 7.1, 5.1 or 2 channels (Audio is NOT supported for DVI & VGA output); Don't fit with thunderbolt 3.0 or any USB C Port Device!
eBay
Mini DisplayPort Male to hdmi-compatible Female Adapter 4K/1080P Mini DP Male to HD Female Converter Compatible for MacBook Air
Aliexpress UK
4K 2K Display port DP Male to HDMI Female Adapter Converter. The Display Port to HDMI 4K Adapter is designed for connectingDisplay Port 1.1 and 1.2 equipped computer systems to HDMI equipped monitors, providing optimal video quality up to4K(3840 2160) Ultra HD resolution andsupporting 3D.
eBay
4K DisplayPort to HDMI-compatible Adapter Connector DP Male to HDTV Female Converter Vidio Audio Switcher Cable for PC TV Laptop
Aliexpress UK
WARRKY 4K DisplayPort to HDMI Adapter – DP to HDMI Converter for Lenovo, Dell, HP, Asus & More. Easily convert yourDisplayPort (DP/DP++) signal toHDMI with the WARRKY 4K DisplayPort to HDMI Adapter. Perfect for connecting your computer or laptop to any TV, monitor, or projector with an HDMI port.
eBay
Mini DP to HDMI-compatible Adapter Cable 4K Mini DisplayPort DP Thunderbolt to HDTV Female Converter Cable for Apple MacBook Pro
Aliexpress UK
Maximum Resolution: 4K (3840×2160) @ 30Hz. The DisplayPort to HDMI Adapter Cable is designed toconvert DisplayPort output from a PC or laptop to an HDMI display with ease. 4K Ultra HD Video Support. It does not support HDMI to DisplayPort.
eBay
4K DisplayPort DP Male to HDMI Female Adapter Converter Video Audio Plug Switch for Computer TV Laptop HDTV Connector Device
Aliexpress UK
Connect your DisplayPort device to an HDMI screen with 4K Ultra HD clarity. Supports Ultra HD 4K @ 60Hz with HDR. This is a uni-directional cable (DisplayPort source → HDMI display). Not compatible for HDMI to DisplayPort conversion.
eBay
Mini DisplayPort to HDMI-compatible Adapter 4K/1080P Mini DP Male to HD Female Converter Compatible for MacBook Air/Pro
Aliexpress UK