Drones capture and transmit images and videos using onboard cameras and wireless communication technology. Here's how the process typically works:

1. **Onboard Cameras**: Drones are equipped with cameras mounted on gimbals or stabilized platforms to capture stable and high-quality images and videos. The cameras may vary in resolution, lens type, and capabilities depending on the drone model and intended use.

2. **Camera Controls**: Drone operators control the camera settings, such as exposure, focus, white balance, and resolution, using the remote controller or a connected mobile device. Some drones also offer automated shooting modes, intelligent flight modes, and camera presets for capturing specific types of shots.

3. **Live Video Feed**: Many drones offer live video streaming capabilities, allowing operators to view real-time video feeds from the onboard camera on their remote controller or mobile device. This live video feed provides situational awareness and helps operators frame shots, navigate obstacles, and monitor the surroundings during flight.

4. **Wireless Transmission**: The live video feed is transmitted wirelessly from the drone to the remote controller or mobile device using radio frequency (RF) or digital transmission technology. Common transmission protocols include Wi-Fi, radio frequency (RF), or proprietary communication protocols developed by drone manufacturers.

5. **Remote Controller**: The drone's remote controller receives the live video feed and displays it on a built-in screen or connected mobile device via a dedicated app. Operators can view the live video feed in real time, control the camera gimbal, and adjust camera settings using the remote controller's interface.

6. **Mobile Devices**: Some drones allow operators to connect a smartphone or tablet to the remote controller via a USB or Wi-Fi connection to view the live video feed and access additional features and controls through a dedicated mobile app. Mobile devices may also be used for recording, playback, and sharing captured images and videos.

7. **Recording**: Operators can record images and videos directly to onboard storage on the drone or to a removable microSD card inserted into the drone's camera. Recording settings such as resolution, frame rate, and file format can be adjusted based on the desired quality and storage requirements.

By leveraging onboard cameras and wireless communication technology, drones enable operators to capture stunning aerial images and videos, stream live video feeds, and share visual content in real time, enhancing various applications such as aerial photography, videography, mapping, inspection, and surveillance.