The Recon lineup, complete with two pairs of IPX4-rated digital electronic muffsone with Bluetooth 5.0 connectivityand an exclusive hybrid communicator attachment, are all created with tactical shooters and avid range-goers at the forefront. Featuring the same functionalities included in the Recon Digital Bluetooth Electronic Muffs, with the addition of Bluetooth 5.0 connectivity, our Recon Bluetooth Electronic Muffs pair quickly and simply with mobile devices via the Walker's Link 2.0 app. These IPX4-rated muffs also feature an advanced digital audio circuit, full dynamic range HD speakers and an integrated microphone for two-way communication via smartphone, complete with clear, balanced sound in any shooting scenario. Designed with lightning-fast Sound Activated Compression (SAC) at their core, these muffs boast a noise reduction rating (NRR) of 26dB, capable of keeping shooters' hearing protected in any arenafrom competitions and tactical shoots to low-key days at the range. Working in tandem with SAC is digital amplification technology that bolsters low-level environmental sounds to ensure marksmen hear what they should when they should. An integrated digital amp delivers improved sound clarity, while full dynamic range HD speakers ensure all sounds are clear and balanced. Their sleek, highly packable design features sound-dampening composite housing and bonded rubber coating, adjustable 2, 4, and 6-hour auto shutoff and a 3.5mm audio jack for connecting smartphones, computers, and other electronic media devices. Plus, they pair seamlessly with the all-new RECON COMMS walkie-talkie, which delivers access to as many as 22 GPRS radio channels for hands-free communication from as far as 3 miles away. Powered by two AAA batteries (included).