The RadioShack Caller ID Call Waiting ID Box is a sleek silver device with a backlit display, offering a convenient way to see who is calling before you answer the phone. This new, sealed product is a reliable and user-friendly solution for easily accessing your caller ID information in real-time. The Radioshack 4303903 model ensures a quality product that meets the needs of home telephones and consumer electronics. Made in China, this caller ID display box is a practical and stylish addition to any home telephone setup.