The OEM Logitech USB Headset H390 is designed for clear communication with its noise-canceling microphone and rotating boom. It features in-line volume and mute controls for easy access, along with an 8-foot cable for flexibility. The adjustable, padded headband and plush ear pads ensure comfort during extended use. This headset is compatible with USB 1.1 or 2.0 ports and works with Windows 2000, XP, Vista, and Mac OS X. The headset frequency response ranges from 20Hz to 20kHz, while the microphone frequency response is from 100Hz to 10kHz.