NEWZOR 3 IN 1 Bluetooth Headphone & Charger Holder Multifunction Stereo Wireless Headset Noise-canceling Microphone with 3 Wearing Styles 3 In 1: Three wearing styles, neckband, ear hook and headband. Bluetooth Connection: Support Bluetooth CSR BC6 V2.1, could be easily and quickly paired with your Bluetooth enabled devices, 128-bit secure digital encryption. Noise-Canceling and Clear Sound: Premium noise-canceling microphone, provides you crystal clear sound even in noisy environment. Multi-point Supported: 2 connections simultaneously, allows Headset to connect with two Bluetooth audio devices simultaneously and provides an incredible range of 10 meters. Wireless Control: Integrated remote volume and microphone controls on the base, you could choose to answer/hang up phone calls, control music/volume, interchange the devices connected.