Features: Stereo sound for clear audio during calls and multimedia. Adjustable headband for a comfortable fit. Noise-cancelling microphone reduces background noise for clear communication. Swivel-mounted boom microphone for optimal positioning. Lightweight design for all-day comfort. Dual 3.5mm connectors for easy setup with computers. Technical Specifications: Microphone Type: Unidirectional Input Impedance: 32 Ohms Sensitivity (headphone): 100 dB +/-3 dB Sensitivity (microphone): -58dBV/μBar, -38dBV/Pa +/-4 dB Frequency response (Headset): 20 Hz - 20 kHz Frequency response (Microphone): 100Hz-16KHz Compatibility: Works with common calling applications across most platforms and operating systems. Analog connection with 3.5mm audio in and audio out jacks.