The Walkers line of products is widely considered the industry standard for shooting protection and safety. Walkers continues to raise the bar with enhanced safety products that offer unparalleled comfort and performance. Bluetooth 5.0 Connectivity / Walkers Link app compatible. Rechargeable -2000 mAh (200 hours battery life). Ultra Fast SAC – Sound Activated Compression. Digital soft touch silent button operation. 4 Frequency modes: Universal, Clear Voice, High Frequency Boost, Power Boost. USB-C charging port w/USB-C Charging cable included. Track Page Views With.