Bluetooth Technology: They use Bluetooth version 5.1 or 5.3 for a stable connection and fast pairing.
Charging Case: The charging case often features a digital LED display to show the battery levels of the case and the earbuds. Some models have a large capacity and can double as a power bank for other devices.
Design: The earbuds are designed to be in-ear, with touch controls for managing music playback and calls.
Other Features: They typically include a built-in microphone for calls, noise reduction technology, and are marketed as being suitable for sports due to features like being lightweight, having a secure fit, and being waterproof or sweat-resistant.