The Twelve South AirFly Pro (12-1911) Headphone Jack Bluetooth Adapter is a sleek white dongle that allows you to easily connect your headphones to your devices via Bluetooth. With its 3.5mm jack port, this adapter provides a seamless and convenient solution for those who want to enjoy their music or take calls wirelessly. The AirFly Pro model from Twelve South is known for its reliability and high-quality performance, making it a popular choice among those looking to enhance their audio experience.