Real-time audio and video (Tencent RTC) is based on Tencent's 21 years of in-depth accumulation in network and audio and video technologies. It uses two scenarios of multi-person audio and video calls and low-latency interactive live broadcasts. It is open to developers through Tencent cloud services, and is committed to help developers quickly build low-cost, low-latency, high-quality audio and video interactive solutions.

• Pure audio

Refers to audio content that has not been altered, compressed or processed in any way.

• Standard Definition SD

SD refers to a resolution of 640×480 pixels or lower, which is a standard used by most television broadcasts and video media.

• Resolution≤640x480

Resolution is the number of pixels in an image or display, measured in width by height. The maximum resolution of 640x480 means that the width can be up to 640 pixels and the height can be up to 480 pixels.

• High Definition HD

A resolution that is significantly higher than standard definition (SD). HD images are much sharper and have more detail than SD images, and they are becoming more popular as the technology becomes more widely available.

• Full HD FHD

It has an adjustable clip that can fit any laptop or desktop monitor, and features noise reduction and face tracking technology to ensure the best performance.