The Joblink Bluetooth AM/FM Radio Muffs combine a robust 25dB Noise Reduction Rating (NRR) with Bluetooth connectivity, allowing users to take calls or stream music completely hands-free. Switch to the integrated AM/FM radio and enjoy reliable, high-sensitivity reception powered by a built-in antenna. A crisp digital display makes tuning easy, while auto-search, frequency scan, and 20-channel memory functions help you save and access favorite stations quickly. A conveniently placed low-battery indicator keeps you informed of remaining battery life throughout long workdays or outdoor adventures, while the extra-wide padded headband provides lasting comfort.Features :Bluetooth EnabledBuilt in AM/FM RadioDigital DisplayNRR 25DB