The average lifespan of a Bluetooth earphone is about two to five years. However, this will vary depending on how often you use them and how well you take care of them. If you use your Bluetooth wireless earbuds regularly, you can expect them to last closer to three years. If you only use them occasionally, they may last up to four to five years. There are a few things you can do to extend the life of your good wireless headphones, such as storing them in a cool, dry place and keeping the batteries charged. With proper care, you can enjoy your Bluetooth headphones for many years to come.