Hearing protection with Multi-Point Bluetooth technology for phone calls and music streaming. Xstream MP lets you pair two phones at the same time, for example a work phone and a private phone. The sound quality has been enhanced even more in comparison to the models Xstream and Xstream LD, the battery life is extended to 80 hours, and the noise-cancelling boom microphone, now included, allows clear communication even in extreme noise environments. Active listening microphones in each earcup ensure excellent directional hearing, offer natural sound and enables you to hear conversations, warning signals and other important information without compromising protection.