Yes. Brave 4 Pro can support HDMI.

The method for inserting an HDMI cable into an AKASO action camera is very simple. Here are the specific steps:

1. Make sure your AKASO action camera and display device (such as a TV or monitor) are both turned off.

2. Find the HDMI interface on the AKASO camera.

3. Use an HDMI cable to plug one end into the HDMI port on the AKASO camera.

4. Insert the other end into the HDMI input port of your display device.

5. Ensure the HDMI cable is securely connected and then turn on both the camera and the display device.

6. The content of your AKASO camera should now be displayed on the connected display device.

The advantages of inserting an HDMI cable include:

1. High-quality image transmission: By connecting the AKASO camera and display device with an HDMI cable, you can achieve high-quality image transmission to get clearer and more realistic image performance.

2. Real-time viewing and playback: After connecting to a display device that supports HDMI input, you can view and playback the content captured by the AKASO camera in real time, allowing you to instantly check and evaluate your shooting results.

3. Large screen experience: By connecting the AKASO camera to a TV or large screen monitor using an HDMI cable, you can enjoy a larger and more immersive viewing experience, better showcasing and sharing your sports and adventure experiences.

4. Convenient and easy to use: HDMI cables are a common and widely supported connection standard, and almost all modern display devices have HDMI input ports, making insertion and use very convenient.

Note that different models of AKASO cameras may have different HDMI interface types (such as micro HDMI or mini HDMI), so be sure to choose an HDMI cable that is compatible with your camera model.