You can use built-in speakers and camera for web conferencing; however there can be background noise that the speakers may pick up. We recommend a separate headset or ear buds to optimize audio and comfort. Many people also prefer a separate headset with mute button.
You can use any camera compatible with your device. Most laptops come with built in cameras. However, depending on your need, below are recommendations for hardware that will give you a better experience.
Logitech ConferenceCam Connect
Logitech C920-C Webcam
Logitech ConferenceCam CC3000e
Ideal for small groups or conference rooms with 1-6 people