Overview
Projectors are devices that display visual content by projecting light onto a surface, usually a screen or wall. They are used in classrooms, boardrooms, home theatres, and outdoor setups for presentations, movies, or games. Projectors vary in resolution, brightness, and connectivity based on their use case.
Common Uses
- Presentations – Displaying slides or visuals during meetings or lectures
- Home Theatre – Watching movies or streaming content on a large screen
- Gaming – Projecting games onto a large surface for immersive play
- Events & Outdoor Use – Showing videos or visuals to large audiences
- Education – Interactive learning tools in classrooms
Why People Choose Projectors
- Ability to display large visuals without needing a physical screen
- Portable models available for on-the-go use
- Can turn any blank wall into a display
- Suitable for both personal and professional environments
- Some models support wireless streaming and smart features
Typical Ports Found on Projectors
- HDMI – The most common input for laptops, game consoles, and media players
- VGA – An older video connection still found on many business projectors
- USB-A – Used to connect USB drives for direct media playback or firmware updates
- USB-C – Found on newer models for input and sometimes charging or display
- Audio Out (3.5mm) – Sends sound to external speakers or headphones
- Audio In – For receiving audio from a connected device
- Composite Video (RCA) – Legacy input for older DVD players or camcorders
- Power Input – Supplies power to the projector
Note: Some projectors also support wireless screen mirroring (like Miracast or AirPlay), which may reduce reliance on physical ports.
