Bluetooth noise reduction headphones, Mipeace magnetic custom-fit safety wireless neckband headphones (13+ hours)

Connectivity Technology Wireless Noise Control Sound Isolation Power Source Battery Special Feature Noise Isolation Control Type Volume Control 【Noise Blocker】With a 29dB Noise Reduction Rating(NRR), this product was made for use in loud environments or when noise isolation is needed most in the workplace, with the ability to listen to music. It will protect your hearing from hazardous noise while increasing your productivity and making your work more enjoyable. 【Magnetic Neckband Design】The neckband style design is low profile and flexible as well as lightweight which means it is easily hidden beneath the collar of a shirt. With the built-in magnets, it can be worn around the neck like a necklace when it is not in use preventing it from getting lost or damaged in a pocket. Moreover, it's convenient to use and access. 【Ergonomic and Custom-Fit】Each set includes 2 pairs of foam ear tips, 3 different size silicone ear tips and flexible inner ear hooks, ensuring a secure