Behringer BB 560M, Headphone Microphone Combination with Bluetooth, Wireless headphones with Bluetooth connectivity, Ideal for DJs, broadcasters, podcasters, music labs, and gamers, Circumaural, Closed-back, Headphones with 40 mm drivers with wide frequency response with defined bass and detailed treble, Combines noise-reducing headphones with a ""super sensitive"" microphone, Frequency range of headphones: 20 - 20,000 Hz, Bluetooth V5.0 with up to 10 m range, Up to 6 hours operating time, The circumaural design with soft ear cups and fully adjustable, padded headband provides an steady listening environment with constant sound isolation, Frequency range of microphone: 100 - 20,000 Hz, Designed and constructed in Germany