AXIL XCOR Electronic Ear Plugs - World's First Tactical, True Wireless, Digital HearPRO Buds with Touch Control. Enhance your hearing: The hear control on the XCOR allows you to hear what's happening around you while protecting your hearing. Protect your hearing: The digital hearing protection on the XCOR compresses loud noises rather than shuts them out/off. This allows you to hear all sounds around you, while the automatic compression protects against loud gunfire or other damaging noises over 85DB. Listen to Music: The bluetooth audio allows you to connec to your devices so you can enjoy your music and shows wherever you go to make this your go-to set of earbuds. Answer calls: This allows you to connect your phone to your earbuds so you never miss a call or text! These can even be paired with some bluetooth-capable radios for 2-way communication. 19-29 DB SNR USB-C Charging Water and dust resistant 5.2 Bluetooth Battery life Up to 12 hours - Hear control only. Up to 6 hours - BT audio only. Up to 4 hours - Hear control and BT simultaneously.