The Walker's line of products is widely considered the industry standard for shooting protection and safety. Walker's continues to raise the bar with enhanced safety products that offer unparalleled comfort and performance.Features :Bluetooth 5.0 Connectivity / Walker's Link app compatibleDigital audio circuitRechargeable -2000 mAh (200 hours battery life)Ultra Fast SAC - Sound Activated CompressionAuto shut offDigital soft touch silent button operationIPX4 rated4 Frequency modes: Universal, Clear Voice, High Frequency Boost, Power BoostUSB-C charging port w/USB-C Charging cable included