Introducing our new Bluetooth earphones with a transmission range of 10 meters and various functions such as battery display, voice control, call function, and support for music. These earphones use the latest Bluetooth 5.1 protocol and feature a stereo channel for high-quality sound. The earplug design offers a comfortable fit and bilateral stereo for both single and double ears. The earphones come in a variety of colors including black, white, purple, pink, green and blue. They operate on the 2.4GHz frequency band and have a battery capacity of 28mAh in the left and right ears, and a 300mAh charging box battery with a protective plate. The speaker specification is a titanium membrane speaker. With these earphones, you will enjoy a high-quality sound experience and a variety of functionalities.