Description Specifications: Connection 2.4GHz wireless (USB-C dongle) / Bluetooth 5.3 Speaker Drivers 40 mm Neodymium dynamic drivers Speaker Impedance 36 Ω Speaker Sensitivity 93 dBSPL Frequency Response (Headphone) 20–22,000 Hz Total Harmonic Distortion < 1% Microphone Type ClearCast Gen 2 – fully retractable boom mic Microphone Polar Pattern Bidirectional, noise-canceling Microphone Frequency Response 100-10,000 Hz @ 32kHz/16bit Microphone Sensitivity -38 dBV/Pa Wireless Battery Life Up to 50 hours 2.4GHz Wireless or 60 hours in Bluetooth Fast Charge 15 min charge → ~6 hours use (USB-C) Color Black/White