Grizzly Ears Predator PRO Ear Buds Bluetooth Rechargable. Memory Foam Ear Buds Includes Sizes: XS, S, M, L Carabiner Removable Lanyard Charging Case Storage Carry Case USB Cable. MSSC Mic Sensitivity Sound Compression. (Reducing Harmful Gunfire or Impulse Noise above 85db). (Enhancement of Low-Level Exterior Sounds up to 6x). Stereo Sound Left & Right Ear. Good RF Sensitivity Reliable Signal. Automatic Turn On/Off and Charge. Talk Time up to 4 Hours. Playing Time up to 3.5 Hours. Charging Box up to 3 Full Charges 12 Hours from Case: (3 Four Hour Charges) Charging Time 1.5 Hours Standby Time Up to 100 Hours Waterproof (Just the Earbuds not Charging Case).