USB Alternative
Bluetooth
Bluetooth is a short-range wireless connection used for audio devices, input devices, controllers, sensors, and other peripherals.
Bluetooth characteristics
Compare its connection type, power model, USB overlap, and common uses.
| Primary purpose | Short-range wireless device connectivity |
|---|---|
| Physical cable | No |
| Common modes | Bluetooth Classic and Bluetooth Low Energy |
| Power delivery | No wired power delivery; devices use their own power source or battery |
| USB relationship | Common wireless alternative for peripherals that otherwise use USB |
| Typical devices | Headphones, speakers, keyboards, mice, controllers, wearables, and sensors |
| Current status | Current wireless connectivity standard |
Sources: Bluetooth SIG Technology Overview, Bluetooth SIG Specifications, Bluetooth SIG Profiles, and Bluetooth SIG.