Bluetooth Headset,Osten Design 760 Universal Wireless Bluetooth Earphone 4.0 Music Stereo Earbuds Vibration Neckband Sports Hands-free Headphone for Phone Call for iPhone iPad Samsung (Black-purple) HIGH CAPACITY RECHARGEABLE BATTERY --- Long playtime come with world famous brands csr4.0 Bluetooth stereo chips extended battery life-talk/standby/music play time: up to 15/400/10hours CONNECT 2 DEVICES AT THE SAME TIME --- Osten Design 760 wireless neckband headsets are made of ultra-light shape memory alloy. Easy to handle ear set with magnetic properties, you dont miss your calls when you have 2 cell phones COMPATIBLE WITH MOST CELLPHONE --- Compatible with Iphone 6 6plus 5s 5c 4s 4, Ipad 2 3 4 New Ipad, Ipod, Android, Samsung Galaxy, Smart Phones and devices with Bluetooth capabilities COMFORTABLE, FLEXIBLE AND LIGHTWEIGHT --- Featuring an unique neck-strap and ultra light weight designed specially for easy carrying for all day comfort. The flexible, bendable, neckband style ensures a 100% comfortable fit HIGH QUALITY CRYSTAL CLEAR SOUND --- Brand new and high quality, support Bluetooth v4.0, hands-free calling .Q1. How to pair? 1.Headset needs to be charged in the beginning. Slide the power switch to the ONposition, you will see the red and blue light flash alternately. 2. On the device you wish to pair, find the Bluetooth menu and search for devices. Once the devices are paired, you will hear Your headset paired. Q2. The headphones keeps getting disconnected? We suggest you to put your cellphone towards to the headset, the working range is 33 feet without barrier. Q3. How do you know if the headphones are successfully charging? A. The pilot light turns from red to blue when the unit is fully charged,red light means charging.If your headphones is not charging well,please try again with different USB cables.