The Wire-Controlled Headphone Bluetooth Adapter for WK Series is a product specifically designed to transform regular, wired headphones into wireless devices. The device comes with advanced Bluetooth technology which ensures fast pairing, stable connections, and superior sound quality. It works by seamlessly converting your regular wired headphones into wireless ones when paired with a Bluetooth transmitting device. This adapter enables users to enjoy their favorite audio without the hindrance of physical cords, offering flexibility and convenience. It is particularly tailored for the WK series, however, it may function with other headphone series as well. The Bluetooth adapter is small and lightweight, making it portable and easy to carry around. This adapter is also designed with wire-controlled capabilities which allow users to efficiently manage their music or phone calls directly from the adapter. The headphone Bluetooth adapter requires charging to function and it generally comes with a built-in rechargeable battery. This product provides a solution for those who want to experience the freedom of wireless audio using their existing wired headphones. The integration of this adapter essentially provides an upgrade to your existing device without having to invest in new wireless headphones.