New Stylish Bluetooth CSR 4.0 Mini Lightweight Stereo Sports Bluetooth Earphones , Sweatproof / Comfortable Headphones with Crystal Sounds and Consummate Craft, High Sensitivety Mic Earbuds Super Suitable for Jogger, Running. Wireless Headsets with for 4 hours Super Clear Music Streaming. (Black) Exclusive new concepts of bluetooth earphones design, Consummate Craft. Metal head design makes it with great texture, Wear-resistant material makes it keep new even after prolonged use. Since the signal enhance tech, metal head design without any effect on the signal. Contrary, it come with common wireless range , about 10 meters in open air. CSR4.0 bluetooth chips. CVC6.0 noise cancellation intelligent tech. Binaural stereo Provide unparalleled music enjoy to you. You will be impression with the clear sounds. Small and lightweight earphone head , only 0.4 ounce make it comfortable even long time use. Also makes it has outstanding appearance. Classy and stylish. Compatible with most Bluetooth-enabled devices. This will connect automatically with a phone paired previously.