recommend to all. It does not. To think these are the 2. boltune th020. The blades do the job of trimming nose hair and other facial hair3. They have to sit in my ear with entering the ear canal because I just cant stand the tiny earbud type. They are stylish too, my future daughter in law is tall and my son isn?t, so she couldn?t get any shoe with a high heel, she liked mine so much she decided that she was going to order a pair for her to wear on her wedding day! Sleek design makes it a perfect addition to my desk. Im couldnt be happier though. To use, replace [dot] with .