The Esinkin Bluetooth Audio Receiver Adaptor is a sleek black device designed for music streaming. With 3.5mm jack ports and Bluetooth connectivity, this adapter allows for easy integration with audio receivers. The Esinkin brand ensures quality and reliability, and the Bluetooth v4.0 standard ensures compatibility with various devices. Perfect for enhancing your home networking and connectivity setup, this new in box adapter is a convenient addition to any computer, tablet, or networking setup.