These are new. Stihl calls it their dynamic bt. It's designed for outdoor work in noisy areas. The Bluetooth headset connects to your phone. You can... | By Steel Toe University | Facebook
![Stihl DYNAMIC BT-PC 000 884 0538 gehoorbescherming, met polycarbonaat vizier : Amazon.nl: Klussen & gereedschap Stihl DYNAMIC BT-PC 000 884 0538 gehoorbescherming, met polycarbonaat vizier : Amazon.nl: Klussen & gereedschap](https://m.media-amazon.com/images/I/51gc18wHoNL._AC_SL1200_.jpg)
Stihl DYNAMIC BT-PC 000 884 0538 gehoorbescherming, met polycarbonaat vizier : Amazon.nl: Klussen & gereedschap
![Protear Ear Defenders with DAB+/FM Radio & Bluetooth 5.2, Noise Cancelling Wireless Headphones for Workshop, Garden/Mowing, CE Certified SNR 30dB: Amazon.co.uk: DIY & Tools Protear Ear Defenders with DAB+/FM Radio & Bluetooth 5.2, Noise Cancelling Wireless Headphones for Workshop, Garden/Mowing, CE Certified SNR 30dB: Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/61Ac+Hb8f-L._AC_SY450_.jpg)