News – Cnctcable

What Is the Definition of a Cable?

Before formally explaining the definition of a cable, we can first imagine a scenario: when there is a power outage at home, the electrician comes to repair it, carrying a roll of wire wrapped in thick plastic on the outside, with visible copper cores inside — this is actually a type of cable. However, to understand it accurately, we need to first set aside its "specific appearance" and start from its "essential attributes" and "core functions" to break down and clarify the definition.First of all, let's present the most core...

Is HDMI 2.1 capable of 4K?

HDMI 2.1 fully supports 4K resolution and performs even better under 4K specifications.Specifically, HDMI 2.0 supports a maximum video transmission of 4K@60Hz, while HDMI 2.1 further improves on this by supporting 4K@120Hz and even higher frame rate 4K content. This means that when playing fast-moving images (such as competitive games, sports events), it can effectively reduce motion blur and smearing, delivering a smoother and clearer visual experience. In addition, HDMI 2.1 is also compatible with features like VRR (Variable Refresh Rate) and ALLM (Auto Low Latency Mode) at 4K resolution,...

Parameters of Audio and Video Cables

The parameters of audio and video cables directly affect signal transmission quality (e.g., sound quality, image quality), stability, and applicable scenarios. Understanding these parameters helps select cables that match device requirements, avoiding performance waste or signal loss. Below is a detailed explanation from three dimensions: general parameters, exclusive parameters for audio cables, and exclusive parameters for video cables: I. General Parameters (Common to Both Audio and Video Cables) These parameters determine the basic performance and applicable environment of the cable: Cable Length Core impact: Too short a length limits device placement distance; excessive...

What is HDMI 2.1?

HDMI has been the mainstream connection for most game consoles, PCs, and external display adapters for well over a decade and with good reason. It's a fantastically versatile connector that offers support for some of the most popular resolutions and refresh rates, all while transferring video and audio over a single cable. And it's getting better all the time. HDMI 2.1 benefits are many and important. It marks the first time in a while that HDMI can compete with the more recent DisplayPort connection in just about every way. For a...

DisplayPort vs HDMI: Which is Better?

The two most popular cables for connecting source devices like game consoles, desktop computers, Blu-ray players, and set-top boxes to monitors and TVs are DisplayPort and HDMI. They’ve both been the most popular solutions for well over a decade too, and the latest generations of each connector type are unlikely to change that. They offer support for the latest and greatest specifications and features, including both 4K and 8K resolution, high refresh rates, a range of HDR standards, and 10-bit color, as well as compression technologies like display stream compression and chroma subsampling. But as much...

Does DisplayPort Carry Audio?

Yes, it does. DisplayPort is a popular alternative to where additional bandwidth is required, but it wouldn't be much of an option if it couldn't at least meet the same basic features. Audio transmission, as well as video transmission, is a major component of DisplayPort, making it a versatile and capable solution to transmit media from a source device, like a laptop or desktop PC, to a monitor. Does DisplayPort carry audio? It can do that and more. DisplayPort can carry a video source, audio, and some forms of data too....

HDMI Cable Types: The Ultimate Guide

HDMI cables are a staple in every living room, home office, TV-toting bar, and man-cave. They’ve been the one true way to connect everything from Blu-ray players to gaming consoles, and laptops and desktop PCs to TVs and monitors of all shapes and sizes. As with every other technology, though, HDMI standards march steadily onward, and over the years there have been some important developments to the interface that have improved performance, features, and capabilities. To help understand which cable is which and what does what, HDMI cable types come in...

Is HDMI Backward Compatible?

One of the best features of HDMI cables is that they are almost universally backward compatible. That can make choosing between different generations of HDMI cables super simple: Just buy the latest one and it's almost guaranteed to work with whatever HDMI hardware you have. That doesn’t mean that you can use any HDMI cable and get the same performance with any device, though. Devices, and displays, all support different generations of HDMI technology. In some cases that can mean they require a specific generation of HDMI cable to offer...

How to Connect USB-C to HDMI 2.1?

HDMI 2.1 is one of the most powerful and versatile standard today, offering unparalleled performance for immersive 8K video and buttery smooth 120Hz refresh rate 4K gaming. Not every PC or laptop that can handle such resolutions and frame rates has the right port, though. To take full advantage of HDMI 2.1's power, you need a USB-C to HDMI 2.1 adapter. There's no reason that a system produced in the past few years that supports USB-C can't also take advantage of HDMI 2.1. You just need the right device to...

Do HDMI Cables Go Bad?

Sometimes it seems like no technology lasts as long as it should. Your phone feels sluggish after a couple of years, your laptop just isn't as snappy as it once was, and your TV doesn't have that exciting feature that all the new ones do. Even cables change with the times and new standards are released to take advantage of the ever onwards advance of technology. At least you can rely on the ones you have to not go wrong after a few years, right? Do HDMI cables go bad?...

Function of Audio and Video Cables

In the current era of rapid digital information transmission, audio - visual equipment has been deeply integrated into people's lives, work, and entertainment scenarios. As the "bridge" between these devices, audio - visual cables directly determine the quality of the audio - visual experience. A high - quality audio - visual cable is by no means a simple wire; it carries many key functional selling points and can bring users an extreme audio - visual enjoyment. Efficient and Stable Signal Transmission, Allowing Every Detail to Be Transmitted Without Delay (1)...

What’s the Best HDMI Cable for Gaming？

If you’re a gamer, then you probably want the best experience possible. And, if you’ve invested in high-end gaming consoles or other equipment, then you don’t want to be let down by a cable that isn’t up to par. That, of course, begs the question – “what’s the best HDMI cable for gaming?” As you might expect, however, the answer to that question largely depends on your setup and what you’re hoping to get out of your gaming experience. And, things have changed a little in recent times, to where...