Black, Blue Education Head-band Headphones. Wired USB connectivity. Circumaural 20 - 20000 Hz 32 Ω 98 dB. Microphone type: Built-in -38 dB. Extreme Headset w/braided cable, inline volume control and built-in microphone w/USB-C connector (Black). Performance. Plug and Play. Yes. Adjustable headband. Yes. Protection features. Drop proof. Cable length. 1.2 m. Control unit type. In-line control unit. Volume control. Rotary. Product colour. Black, Blue. Headset type. Binaural. Recommended usage. Education. Wearing style. Head-band. Product type. Headphones. Ports & interfaces. USB connector. USB Type-C. USB connectivity. Yes. Connectivity technology. Wired. Headphones. Headphone sensitivity. 98 dB. Impedance. 32 Ω. Headphone frequency. 20 - 20000 Hz. Ear coupling. Circumaural. Maximum input power. 1000 mW. Microphone. Microphone sensitivity. -38 dB. Microphone type. Built-in. leaflet
