3M 7100088424 Protective Hearing product is an earmuff-style hearing protection device with an attenuation rating of 26 dB. It features wireless connection, a battery life of 100 hours, and a net weight of 355 g. It does not have Bluetooth capability, but offers environmental listening communication with a range of features such as noise attenuating headsets, level-dependent function for ambient listening, and a 3.5mm auxiliary port for external audio input. This product does not include communication via external 2-way radio or a built-in 2-way radio. It is ideal for those who require efficient and comfortable hearing protection.