One of the greatest features of video conferencing is the the video. It’s really incredible to chat face-to-face with someone on the other side of the world. To do so, you need a webcam. Most new computers come with a webcam. If this is true for you, you are good to go! If not, you can purchase a webcam for as little as $6 or as high as $200. It depends on what you need. Some webcams even come with a built in microphone, so you may not need a headset.
Also, when you look for a webcam, make sure that it is compatible with your computer.
Logitech HD Pro Webcam C920, 1080p Widescreen Video Calling and Recording (We personally use this webcam.)
For demoing something on a table: IPEVO Point 2 View USB Camera