• Bluetooth Version: The version of Bluetooth technology supported by the earbuds (e.g., Bluetooth 5.0).
• Wireless Range: The maximum distance within which the earbuds can maintain a stable Bluetooth connection with the paired device.
• Frequency Response: The range of frequencies that the earbuds can reproduce, usually presented as a range in Hertz (Hz).
• Battery Life: The duration of continuous playback or talk time provided by the earbuds on a single charge. It may also include the battery life of the charging case.