Yes, if you have an old 2G or 3G cell phone signal booster that does not work for you anymore, we offer a cell phone signal amplifier upgrade & exchange program. Simply contact us and provide its details (make & model) to determine its value. We will then send you a shipping label to send it to us after you purchase a new 5 band 3G + 4G LTE signal booster at a highly discounted price to compensate you for its value. More...