The Insignia 20ft/6m Headphone Extension / Adapter Kit NS- HZ306 is a black extension adapter designed specifically for Insignia headphones. The kit includes a 20 ft long cable, making it convenient for connecting your headphones to your TV, video player, or audio device. This product is compatible with the Insignia NS and HZ306 models, ensuring a perfect fit and reliable performance. Ideal for enhancing your audio experience at home or on the go, this extension kit from Insignia is a versatile and practical accessory for any audio setup.