Brand new, unused. Instant purchase without comment is OK. Earaku earphones use air conduction technology that allows you to hear ambient sounds naturally without blocking your ears. They provide both a sense of security and comfort, while also increasing the freedom of calls. The Bluetooth headset is equipped with the latest Bluetooth 5.2+EDR technology, allowing for free movement with a communication range of up to 10 meters. Made of soft, high-quality silicone material, it fits snugly without causing discomfort even after long hours of use. The microphone boom is 9cm long and can rotate 270°. It can be adjusted to the mouth during calls and behind the ear during music playback, allowing for versatile use. You can safely enjoy music while listening to the surrounding sounds during your commute to work or school. A02572 5888y