Tenco Blue Wireless Bluetooth 4.0 Sport Stereo Headset headphone Neckband Style With MIC Bass Clear Voice HV-800 For iPhone LG Android 100% Brand New and High Quality Bluetooth Version 4.0+EDR. Vibration alert on call, Earphone battery display on smartphone. Easy magnetic earphone storage, Noise reduction & Echo cancellation. Compatible with All Bluetooth-enabled smart phones laptops MP3 / 4 Etc.