Hellberg Safety Xstream MP Full 

Xstream MP
Hearing protection with Multi-Point Bluetooth® Technology.
- 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
- battery life is extended to 80 hours,
-noise-cancelling boom microphone, now included, allows clear communication even in extreme noise environments