Even though I added two separate128 sim cards, I still was getting the same error message and my phone started freezing up, taking a while to load and acted weird. Bottom Line: I would buy these again. now the on/off button dont work. That hasnt been an issue for utility though, just something to keep in mind as you may lose one of the rubber pads if youre not keeping an eye on them. ----------Update: I have removed one star due to poor adhesive on the pre-printed labels. JBL app requires GPS location. Cozy and keeps feet warm in our cool basement. I liked this seat post clamp however was unable to use as needed an alternative configuration. After wasting 30 min on the phone with Amazon customer service attempting to troubleshoot, the call was lost and i did not receive a call back. I slipped on gravel and fell but for other safe surfaces its worth it to me when you need an enclosed shoe.