Only at Best BuyUse this ReachAntenna NAG223R3A antenna to improve the signal, coverage and data speeds on your Apple iPhone 5 or 5s. More efficient performance helps increase your device's battery life, and the antenna is compatible with most nonmetal cell phone cases.
Reach Antenna is a awesome product . I just got this product a few days ago and put it under my phone case and bam better signal :) I have told all my friends and family about this product and a few have already gone out and bought it . A+++++ in my book !