Logitech Headset USB Connection Noise Canceling With Microphone H390 H390R 【Dimensions】 Headset Height: 171 mm Width: 151 mm Depth: 68 mm Weight: 197 g 【Technical Specifications】 Microphone Type: Bi-directional Microphone Frequency Response: 100~10 kHz Sensitivity: -17 dBV/Pa ±4 dB Cable Length: 1.9 m Product Materials: Plastic, Silicone, Metal 【System Requirements】 Requirements: Works with Windows, Mac, or ChromeOS computers via USB port (USB-A or USB-C port, depending on the model purchased). Compatible with common calling and video conferencing applications. Compatibility: Compatible with common calling and video conferencing applications on almost all platforms/operating systems. 【Speakers】 Frequency Response: 20~20 kHz Sensitivity: 94 dB ±3 dB Driver size: 30 mm Driver impedance: 32 Ω Ohm ● The Logitech H390 headset features a noise-canceling microphone and offers simple plug-and-play USB connectivity. ● Provides clear audio in all situations, such as video conferencing and music playback. ● The microphone boom can be easily fixed in a position that is not in the way when not in use. ● In-line controls allow you to control the volume and mute without interrupting calls. ● Finely tuned drivers deliver digital audio that is perfect for both work and play.