Dylan Universal Bluetooth Headset 1. HUMANIZED EARPIECE --- Different from normal kind of in ear headphone, designed by the most unique on ear sponge, you can wear it for long time without any pain. 2. CRYSTAL CLEAR SOUND --- With stereo sound noise cancellation technology, you will have a wonderful listening and talking experience with this wireless cellphone headset. 3. EXTENDED MICROPHONE DESIGN --- Unique design makes the microphone closer to the sound source, this Bluetooth headphone can give you a better phone call experience. 4. LIGHTWEIGHT and FLEXIBLE EAR HOOK --- Comes with very smart ear hook, this wireless headset can fit almost all ear shapes. You will not feel any discomfort even long time wearing. 5. BLUETOOTH 4.1 GREAT COMPATIBILITY --- All Bluetooth enabled cell phone, tablet and MP3 are applicable to this telephone headset. And it's also compatible with Bluetooth V2.1, V2.0 and V1.2.