Our E39-neckband flat ear design sports Bluetooth earphone is perfect for active individuals who enjoy listening to music while working out. Our factory produces high-quality products that are durable and long-lasting. The earphones have a comfortable and secure fit, making them ideal for any sports activity. With excellent sound quality and Bluetooth connectivity, these earphones allow you to enjoy your favorite music without any interruption. The flat-ear design of these earphones makes them easy to store and transport. Whether you are working out at the gym or running on the track, our E39-neckband flat ear design sports Bluetooth earphones are the perfect accessory for you.