Mpow Bluetooth Noise Reduction Ear Muffs NRR29dB, Adjustable Hearing Protection Headphones with 3.5mm AUX, Built-in Mic, Rechargeable Battery, Electronic Ear Defenders for Shooting, Mowing Lawn, Hunting. Electronic Hearing Protector Noise Canceling Ear Muffs Shooting Tactical Headset. Headphones Functionality: More than safety ear muffs, they are also headphones, you can enjoy music during downtime via Bluetooth or 3.5mm audio input (3.5mm cord is included). No batteries required, the rechargeable battery lasts up to 30 hours after each full charge. The knob allows you to control the volume level with ease (Line-in mode only). Made for Lasting Comfort: Mpow noise reduction ear muffs are extremely well constructed and reasonably comfortable. With soft foam ear pads and skin-friendly PU leather, the ear cups fit snugly around your ears. The cups of these earmuffs are deep and have enough space inside the cups. Weighing only 12.3 oz/349 g, the earmuffs are surprisingly light and comfy to wear even during long sessions. Mpow noise canceling ear muffs have foam pads that cover and form a seal around the entire ear, the sealed solid ear cups and acoustic foams block out noise from the environment and prevent permanent hearing impairment. Adjustable Headband for Custom Fit: Designed with telescopic and ergonomic headband, the hearing protection ear muffs fit small as well as large heads. Simply adjust the headband as needed for optimal comfort and weight distribution, minimizing pressure on the head for long-term wear. The over-the-head ear muffs are easy to slip on and take off. Wide Application: The ear defenders are made for hearing protection and noise canceling, work great for shooting ranges, yard work, construction sites, loud rock concerts, woodworking, racing, fireworks, distraction-free studying, airports, stadium events, or tuning out the noise in offices. Perfect gift for people who are hypersensitive to noise, and sufferers from misophonia and autism. Coming with a carrying bag for storage and carrying. What’s in the Box? 1x Bluetooth Noise Reduction Earmuffs. 1x Micro USB Charging Cable. 1x 3.5 mm Audio Cable. Item located in the USA. If you can’t track your parcel or didn’t receive your parcel, please kindly contact with us. We are not responsible for any kind of compatible issues, or problems related to any specific software or games. Please check our description carefully before purshing. We try to make sure you have a pleasant shopping experience with us, so that we could do more business with you. We will try our best to resolve the issues. Please give us the opportunity to resolve any problem.