j5create USB-C to 4K 144Hz HDMI Multi-Port Adapter | 10Gbps USB-C / USB-A Hub & 100W Power Delivery (JCA399G)
Couldn't load pickup availability
Portable 4-in-1 Design
Combines 4K144 HDMI™, one USB™ Type-A 10 Gbps, one USB-C® 10 Gbps, and PD pass-through charging. 4 ports working simultaneously.
Stunning HDMI™ 4K144Hz Display
Elevate your gaming and visual experience with seamless support for high resolution and refresh rate.
Supports PD pass-through charging
Charging your laptop with PD pass-through charging up to 85W and powering up connected peripherals.
High Speed USB-C® and Type-A 10Gbps
Connect various peripherals and transfer large files in seconds.
Universal Compatibility
Compatible with USB-C® devices such as iPhone® 15, MacBook®, laptops, iPad®, Steam Deck™, and other devices.
Hassle Free Plug & Play Set Up
Use the device immediately - no driver installation required.
Suitable for gamers and professionals
Supercharge your workspace or gaming hub with a single multi-performance hub. The j5create JCA399G is an elite, high-speed USB-C to 4K HDMI multi-port adapter engineered to drive ultra-high-refresh-rate video while simultaneously expanding your data connection channels. Built for demanding users, it outputs stunning 4K visuals at an ultra-smooth 144Hz while expanding your laptop or smartphone setup with 10Gbps USB ports and up to 100W Power Delivery pass-through. It is the ultimate plug-and-play solution to convert any solo USB-C or Thunderbolt port into an uncompromised high-definition power docking station.
Key Features
➔ Next-Gen 4K @ 144Hz Resolution: Fully supports ultra-high-definition video streaming up to 4K @ 144Hz or 8K @ 30Hz, eliminating lag and motion blur for extreme gaming and sharp content creation.
➔ Blazing-Fast 10Gbps Data Transfer: Outfitted with high-speed USB-C and USB-A 3.2 Gen 2 ports that transfer huge 4K videos, massive project files, or image libraries in a matter of seconds.
➔ 100W Power Delivery Pass-Through: Keeps your power-hungry laptop, MacBook, or smart device fully charged while simultaneously handling multiple high-data workflows and premium video outputs.
➔ Dynamic HDR Support: Displays rich, vibrant color mapping with deep contrasts for cinematic entertainment formats and advanced photo/video editing.
➔ Durable & Premium Aluminum Housing: Styled with a sleek, heat-dissipating aluminum metal finish that minimizes electromagnetic interference while blending beautifully with your modern premium workspace gear.
Technical Specifications
| Component / Feature | Specification |
| Manufacturer Model | ➔ JCA399G |
| Host Connection (Input) | ➔ USB Type-C Male Connector |
| Video Port (Output) | ➔ 1 x HDMI Type A Female (Supports 8K @ 30Hz / 4K @ 144Hz / 2K @ 240Hz) |
| USB Data Ports | ➔ 1 x USB Type-C 3.2 Gen 2 (10Gbps), 1 x USB Type-A 3.2 Gen 2 (10Gbps) |
| Power Delivery Port | ➔ 1 x USB-C Female (Supports up to 100W Power Delivery 3.0 Pass-Through) |
| HDCP Compliance | ➔ HDCP 2.3 and HDCP 1.4 Secure Digital Media Protection |
| Housing Material | ➔ Premium Space Grey Aluminum Alloy |
| Cable Length | ➔ 150 mm (Approx. 5.9 inches) |
| Product Dimensions | ➔ 70(W) x 43.5(H) x 13.5(D) mm |
| Product Weight | ➔ Lightweight ~56 grams |
Hardware Requirements & Display Support
⚠️ Important Note: To unleash full 8K or 4K@144Hz display resolutions, your host computer's USB-C port must support DisplayPort Alternate Mode (DP Alt Mode) 1.4 or higher, and your HDMI cable/display must meet HDMI 2.1 specifications.
Platform & Hardware Compatibility
► Apple Ecosystem: Perfect native match for iPhone 15/16 Pro and Max series, iPad Pro/Air (USB-C), and MacBook Pro or Air lineups powered by M1, M2, or M3 processing silicone.
► Windows Laptops & Desktops: Natively compatible with Dell XPS, ASUS ROG, MSI Gaming laptops, Lenovo ThinkPad, and any workstation hosting Thunderbolt 3, Thunderbolt 4, or USB4 configurations.
► Operating Systems: Driverless, instant configuration across Windows, macOS, ChromeOS, iPadOS, and Android.
► High-End Displays: Tailor-made for premium 4K high-refresh-rate gaming screens, commercial UHD editing panels, and standard living room Smart TVs.
Ideal For
➔ High-Frame Gaming Enthusiasts: The perfect tool to bridge a gaming laptop or portable handheld console directly to a 144Hz or 240Hz monitor without losing refresh fluidness.
➔ On-The-Go Content Creators: Ideal for video editors or photographers who require ultra-fast 10Gbps external SSD transfers combined with uncompressed 4K reference screen feeds.
➔ Single-Port Laptop Professionals: Great for modern laptop users wanting a tiny, premium hub that handles a 4K display, accessory mouse, and laptop charger over one single wire.
➔ Smartphone Desktop Users: Excellent for setting up mobile workstation environments (like Samsung DeX) directly from a smartphone screen with interactive peripheral support.