What type of wireless protocols does AirPods use?

AirPods utilize Bluetooth as their wireless protocol. Bluetooth is a widely used technology for short-range wireless communication, allowing devices to connect and transmit data without the need for cables. AirPods leverage Bluetooth to establish a connection with Apple devices such as iPhones, iPads, and Macs, providing a seamless audio experience with minimal lag and high-quality sound transmission.

Bluetooth enables not only the connection for audio playback but also incorporates features such as automatic device switching and easy pairing, which are hallmark attributes of the AirPods. This reliance on Bluetooth is significant because it ensures compatibility across a range of devices, while also maintaining efficient power consumption.

The other options, such as Wi-Fi, NFC, and infrared, do not apply to AirPods' primary method of connectivity. Wi-Fi is generally used for high-bandwidth tasks and requires more power, making it unsuitable for portable, low-power audio devices like AirPods. NFC (Near Field Communication) is typically used for quick, close-range data transfers, such as mobile payments, and is not suitable for continuous audio streaming. Infrared relies on line-of-sight transmission, which is impractical for wireless audio devices, as it requires a direct path between devices without obstructions.