Yealink explores Yealink's simplified explanations of common business communication terms regarding the application of three major communication devices, IP Phones, Video Conferencing Equipment and Headsets running on Microsoft, Zoom and other systems, in business work.

4K Video Camera is a type of camera designed to capture video content at a resolution of 4K, which typically refers to a horizontal resolution of around 4,000 pixels. The most common 4K resolution used for video is 3840 x 2160 pixels (often referred to as Ultra HD or UHD), which is four times the number of pixels in Full HD (1920 x 1080).

Here are some key features and aspects of 4K video cameras:

1. Resolution

As mentioned, 4K video cameras capture video at a resolution of 3840 x 2160 pixels, providing high detail and clarity.

2. Sensor Size

These cameras often have larger sensors compared to lower-resolution cameras, which can result in better low-light performance and shallower depth of field.

3. Frame Rates

Many 4K cameras support various frame rates, including 24 fps, 30 fps, and even higher frame rates such as 60 fps or 120 fps, which can be used for slow-motion effects.

4. Video Formats

They usually offer different video formats, such as H.264 or H.265 (HEVC), and may support professional codecs like ProRes or DNxHR.

5. Recording Media

Depending on the model, these cameras can record to SD cards, CFast cards, or internal solid-state drives (SSDs).

6. Connectivity

Features such as HDMI output, USB ports, Wi-Fi, and Bluetooth connectivity are common, allowing for direct connection to monitors, external recorders, or wireless transmission.

7. Controls and Interfaces

Most 4K cameras come with advanced controls and interfaces, including touch screens, customizable buttons, and remote control options.

8. Battery Life

Depending on the model, battery life can vary, but many 4K cameras are equipped with rechargeable batteries that provide several hours of recording time.

9. Additional Features

Some models include built-in image stabilization, focus peaking, zebra patterns, and other tools to assist with shooting.

4K video cameras are widely used in professional filmmaking, broadcast television, video conference,meeting rooms,event videography, and by content creators who need high-quality footage for online platforms like YouTube and Vimeo.