Check the listing for details. Nike + iPod Sensor for Running Shoes. Color: Red, Condition: Used. Listed at 5.00 USD. Enhance your running experience with the Nike + iPod Sensor, designed to track your progress and provide feedback on your runs. This sensor is compatible with various Apple products such as iPod Classic, iPod Touch, iPod Nano, and iPod Shuffle, making it a versatile accessory for any runner. The vibrant red color and rigid plastic material make it a durable and stylish addition to your running gear. The sensor is made in China and has no audio outputs. The sensor is specifically designed for runners who want to track their progress without the need to constantly check their device. The Nike + iPod Sensor is perfect for those who want to challenge themselves and achieve their fitness goals. With its compatibility and vibrant design, this accessory is a must-have for any runner. This listing is for the Sensor only. No receiver is included. The full instruction booklet and original packing box included.