Replace your iPhone 6S earpiece speaker with a brand new, high quality earpiece speaker. This genuine high quality part will perfectly fit your iPhone 6S. If you have a malfunctioning earpiece speaker, it is very necessary to get a replacement. Without one, you are missing out on talking to anyone you want with privacy. The only other option would be to use the loudspeaker and who wants that? If you are an owner or manager of a phone repair shop, it is a good idea to keep this in stock. Faster repairs drives up customer satisfaction!