There are a variety of technologies available that can be used to facilitate online meetings. Here are some popular options:

1. Video Conferencing Software: Software like Zoom, Google Meet, or Skype allow for live video conferencing, screen sharing, recording, and other collaboration features.
2. Webcams: A webcam can be used to capture live video of the meeting participants, allowing for more effective communication and collaboration.
3. Microphones: A high-quality microphone can help to ensure that participants can hear each other clearly during the meeting.
4. Speakers or Headphones: A good set of speakers or headphones can help to ensure that participants can hear each other clearly during the meeting, and can also prevent feedback or echoing.
5. Whiteboards: Tools like Miro, Jamboard, or Padlet allow for real-time collaboration, brainstorming, and ideation.
6. Interactive Displays: Interactive displays like Microsoft Surface Hub or Samsung Flip can be used to create an immersive meeting environment and facilitate collaboration.
7. Document Cameras: A document camera can be used to display physical documents or objects during the meeting, allowing for more effective collaboration.
8. Virtual Reality (VR) and Augmented Reality (AR): VR and AR technologies can be used to create an immersive meeting environment and facilitate collaboration.

The choice of which technology to use will depend on your specific needs and preferences. It’s important to choose technology that is easy to use and reliable, and that offers the features you need to make your online meetings successful.