New in original packaging. Left over Christmas gifts. From the Brand: DEFY BT is a tactical earmuff that defies every assumption shooters have about painful and restrictive hearing protection. This modern take on a traditional style earmuff features next-generation technology, providing environmental awareness and gunshot noise attenuation. Tactical Sound ControlT Technology enhances your hearing up to 8x while protecting you from high-impact noises in under 2 milliseconds. Lightweight Design at just 15.5 ounces with a vented headband and memory foam ear cushions. Adjustable headband designed to fit head sizes ranging from small to large. Rechargeable Battery (included) provides up to 11 hrs of connection to any device. AAA Battery Compatible for up to 22 hrs of connection (not included). Automatic Power Off after 4 hours for battery conservation. SafeMaxT Technology limits volume output to 85 dB for all-day, damage-free listening. Bluetooth 4.2 connects, and dual-connects, devices up to 30 feet. IPX4 Durability for sweat and water resistance. 25 NRR tested and approved to ANSI s3.19-1974. Noise-Isolating Microphone for clear communication in loud environments. ISOtunes Sport DEFY BT comes with a micro USB charging cable. This product contains Tactical Sound ControlT Technology. TSCT is a level-dependent technology that uses omni-directional microphones to allow safe sounds to actively pass through the product while blocking harmful gunshot noise. TSCT amplifies environmental sounds up to 8x, detecting hard-to-notice environmental sounds. DEFY BT will turn off TSC to stop the noise from relaying in your earmuff.