Advanced Noise Reduction Technology: EARMOR M20 Electronic Earplugs are designed to protect your hearing in noisy environments. Perfect for hunting sports, these earplugs feature state-of-the-art electronic attenuation technology that automatically reduces harmful sound levels while still allowing normal conversation and ambient sounds to be heard. Comfortable and Secure Fit: Tailored for long-term use, the M20 earplugs offer a comfortable fit that stays secure during active use. The ergonomic design ensures maximum protection without compromising comfort. Durable and User-Friendly: Built to withstand tough use, these headphones are both durable and easy to use. With intuitive controls, users can easily adjust settings on the go, making them a reliable choice for all outdoor enthusiasts. Noise reduction value + NRR22 Intuitive one-click operation Equipped with 3-speed adjustable sound amplification function to improve hearing perception Rechargeable, long battery life Two sound modes (indoor and outdoor) Power on, power off, low battery Automatic power off when charging, no use for two hours automatic power off High portability, high comfort and high compatibility IPX-4 waterproof rating Due to different batches, there may be differences in the printed text of the product, which does not affect the use. Color: A: Orange / B: Fluorescent Green / C: Green / D: Brown / E: Light Yellow Material: ABS Package contents: 1 * Electronic Earplugs kit Only the above package contents, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.