1. Introducere
This manual provides comprehensive instructions for the YOJOCK 8K HDMI 2.1 Cable. Designed for high-performance audio and video transmission, this cable supports the latest HDMI 2.1 standards, delivering superior clarity and speed for your entertainment and professional needs. Please read this manual thoroughly to ensure optimal performance and longevity of your cable.
2. Instrucțiuni de configurare
Setting up your YOJOCK 8K HDMI 2.1 Cable is a straightforward process. Ensure all devices are powered off before connecting the cable.
- Identificați porturile HDMI: Locate the HDMI output port on your source device (e.g., gaming console, Blu-ray player, PC) and the HDMI input port on your display device (e.g., TV, monitor, projector).
- Conectați cablul: Gently insert one end of the YOJOCK HDMI 2.1 cable into the HDMI output port of your source device.
- Conectare la afișaj: Insert the other end of the cable into the HDMI input port of your display device. Ensure both connections are secure.
- Pornirea dispozitivelor: Power on your display device first, then your source device.
- Selectați intrare: Pe dispozitivul de afișare, selectați sursa de intrare HDMI corectă folosind telecomanda sau meniul de afișare.

Figure 2.1: Universal Compatibility - Illustrates connecting the HDMI cable between input devices (HDTV, Projector, Monitor) and output devices (PS4/PS5, Xbox, Laptop, DVD, Blu-Ray Player).
For optimal performance, ensure that both your source and display devices support HDMI 2.1 specifications to fully utilize features like 8K resolution and high refresh rates.
3. Instrucțiuni de utilizare
The YOJOCK 8K HDMI 2.1 Cable operates on a plug-and-play principle, requiring no additional drivers or software. Once connected, it facilitates high-quality audio and video transmission. The cable supports various display modes depending on your connected devices and operating system settings.
3.1 Moduri de afișare
- Modul oglindă: Duplicates the content of your primary screen onto the connected display. Ideal for presentations or sharing content.
- Mod extins: Extends your desktop across multiple screens, allowing for increased workspace and multitasking.
- Mod joc: Optimizes display settings for gaming, often reducing input lag and enabling features like Variable Refresh Rate (VRR) if supported by your devices.

Figure 3.1: Multiple Display Modes - Demonstrates Mirror, Extended, and Game modes for various applications.
3.2 High Refresh Rate Gaming
For gamers, this cable supports high refresh rates up to 240Hz at lower resolutions (e.g., 1080p) or 120Hz at 4K resolution, providing a smoother and more responsive gaming experience. Ensure your graphics card and monitor also support these refresh rates.

Figure 3.2: 3D Gaming Experience - Illustrates the cable's capability for immersive 3D gaming.
4. Caracteristici cheie
The YOJOCK 8K HDMI 2.1 Cable is engineered with advanced technology to deliver a premium audio-visual experience. Key features include:
- High Speed 48Gbps Bandwidth: Supports the full 48Gbps bandwidth specified by HDMI 2.1, enabling uncompressed 8K video with HDR.
- Rezoluție 8K Ultra HD: Delivers resolutions up to 7680x4320 at 60Hz, providing exceptional image clarity and detail. Also supports 4K at 120Hz.
- HDR dinamic: Enhances picture quality with dynamic metadata, optimizing brightness, contrast, and color on a scene-by-scene or even frame-by-frame basis.
- eARC (Canal de retur audio îmbunătățit): Simplifies connectivity and supports advanced audio formats like Dolby Atmos and DTS:X for immersive sound.
- HDCP 2.2 & 2.3: Ensures compatibility with the latest content protection standards for 4K and 8K content.
- VRR (Rata de reîmprospătare variabilă): Reduces lag, stutter, and frame tearing for more fluid and detailed gameplay.
- ALLM (Mod automat de latență scăzută): Automatically sets the ideal latency setting for smooth, lag-free viewing and interactivity.
- QFT (Quick Frame Transport) & QMS (Quick Media Switching): Reduces latency for smoother gaming and eliminates delays when switching between content.
- 3D Video Support: Compatible with 3D video display for an immersive viewexperiență.
- Canal Ethernet: Allows for network data transfer over the HDMI cable, reducing the need for separate Ethernet cables.

Figure 4.1: 8K Ultra HD Visuals - Highlights the cable's capability to deliver stunning 8K resolution.

Figure 4.2: High Speed Bandwidth - Illustrates the 48Gbps data transfer rate of HDMI 2.1.

Figure 4.3: eARC Audio-Visual Feast - Demonstrates support for advanced audio technologies like Dolby Atmos and DTS:X.
5. Compatibilitate
The YOJOCK 8K HDMI 2.1 Cable offers broad compatibility with a wide range of devices and is fully backward compatible with older HDMI versions.
5.1 Supported HDMI Versions
- HDMI 2.1 (Fully compatible)
- HDMI 2.0
- HDMI 1.4
- HDMI 1.3
- HDMI 1.2
- HDMI 1.1
5.2 Dispozitive compatibile
This cable can connect to any device with a standard HDMI port, including but not limited to:
- Gaming Consoles: PlayStation 5 (PS5), PlayStation 4 (PS4), Xbox Series X/S, Xbox One, Xbox 360
- Display Devices: 8K/4K HDTVs, Monitors, Projectors
- Media Players: Blu-ray Players, DVD Players, Roku, Apple TV, Fire TV
- Computers: PCs, Laptops, Media PCs
- Other HDMI-enabled devices
6. Întreținere
Proper care and maintenance will extend the life of your HDMI cable and ensure consistent performance.
- Evitați îndoirile ascuțite: Do not bend the cable sharply, especially near the connectors, as this can damage the internal wires and braiding.
- Curățați conectorii: If connectors appear dusty or dirty, gently wipe them with a dry, lint-free cloth. Avoid using liquids or abrasive cleaners.
- Depozitați corect: Când nu îl utilizați, înfășurați cablul lejer și depozitați-l într-un loc curat și uscat, ferit de temperaturi extreme.
- Manipulați cu grijă: Prindeți întotdeauna carcasa conectorului atunci când conectați sau deconectați cablul, în loc să trageți de cablu în sine.



Figure 6.1: Cable Construction - Illustrates the durable design, internal shielding, and advanced connector technology.
7. Depanare
If you encounter issues with your YOJOCK 8K HDMI 2.1 Cable, refer to the following common problems and solutions:
| Problemă | Cauza posibila | Soluţie |
|---|---|---|
| No picture or signal on display. |
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| Flickering screen or intermittent signal. |
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| Fără sunet sau calitate audio slabă. |
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| 8K/4K resolution or high refresh rate not working. |
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8. Specificații
Below are the technical specifications for the YOJOCK 8K HDMI 2.1 Cable:
| Caracteristică | Detaliu |
|---|---|
| Marca | YOJOCK |
| Model | hdmi -hdmi |
| Tip conector | HDMI mascul-mascul |
| Tip cablu | HDMI 2.1 |
| Rata de transfer de date | 48 gigabiți pe secundă (Gbps) |
| Rezoluții acceptate | 8K@60Hz, 4K@120Hz, 4K@60Hz, 1080p, etc. |
| Caracteristici speciale | Braided, High Speed, Dynamic HDR, eARC, ALLM, QFT, QMS, VRR, HDCP 2.2 & 2.3, DTS:X, Dolby Atmos, Dolby Vision, 3D Video, Ethernet Channel |
| Dispozitive compatibile | PC, Television, Gaming Consoles, Blu-ray Players, Projectors |
| Utilizare în interior/exterior | În interior, în aer liber |
| Greutatea articolului | 0.12 kilograme |
9. Garanție și asistență
For information regarding warranty coverage and customer support, please refer to the documentation included with your purchase or visit the official YOJOCK website. If you experience any issues that cannot be resolved using this manual, please contact YOJOCK customer service for assistance.
YOJOCK Official Website: Visit the YOJOCK Store on Amazon