Wireles EARBUDS: Shooting ear protection with NRR 30dB active reduces noise levels to protect hearing, suppresses dangerous noise above 82dB from gunfire or noisy environments, Features 3 Sound Amplification Modes and with Bluetooth5.4, making it versatile for different scenarios. Long Battery Life: Equipped with Bluetooth 5.4, optimized for low-energy (LE) performance to ensure a stable connection while minimizing power consumption. Offers 10+ hours of continuous use, and the charging case provides up to 4 times charges to meet your outdoor and professional needs for extended, worry-free usage. Easily switch between modes with a single button and voice prompts. Ideal for high-noise environments such as shooting ranges, hunting, and industrial. Comfortable and Secure Fit: To ensure the best noise reduction and sound quality, each set comes with three different sizes of ear tips and ear hooks for a perfect fit. Comes with a detachable lanyard to prevent accidental loss. This will ensure the best noise reduction to protect your hearing and provide crisp, clear sound. Offers 10 hours of continuous use, and the charging case provides up to 40 hours of charge to meet your outdoor and professional needs for extended use. Equipped with Bluetooth 5.4, optimized for low-energy (LE) performance to ensure a stable connection while minimizing power consumption. Three modes for noise reduction and sound amplification, tailored for diverse environmental needs. Clear Voice Tracking : Picks up full-range environmental sounds (low, mid, and high frequencies) to enhance sensitivity to surrounding noises, improving situational awareness. 1? Charging Case and Wireless Earbuds. 2? 3-Size(S/M/L) Ear Covers (hooks). 3? 3-Size(S/M/L) Conical Foam Earbuds(Tips). 5? User Manual? Wind Muff? Type-c Charging cable. Choose ear tips and ear hooks that perfect fit to your ear canal. Ensure ear tips clean and dry. Gently pull the ear upwards and insert the ear tip into the ear canal. Hold in place for 30 seconds to let the ear tip fully expand. Try gently pulling the ear tip to ensure it does not easily fall off. Lf it falls off easily, repeat the above steps. Equipped with intelligent AlC chip, it responds instantly when encountering harmful noise. Processing quickly in less than. Effectively defending against external noise toprotect the ears. Bluetooth Version : V5.4. Battery : Earbuds 65 mAh2 / Charging Case : 500 mAh. Storage Temperature Range : -20°C to 40°C.