Logitech H111 Stereo headset with noise

Logitech H111 Stereo Headset with Noise-cancelling microphone - Full stereo sound, Adjustable headband, Rotating microphone boom, Retail Box , 1 year Limit warranty
Product Overview
Use the Logitech Stereo Headset H110/H111 that features a noise-canceling microphone and full stereo sound to talk to a friend, play a game or listen to music, with ease and comfort on your computer, your tablet or your smartphone and forget about background noises. Adjust the light-weight headband for the right fit and use your microphone on your left or right side with ease. Use your headset on almost all Windows based operating systems and platforms thanks to the standard 3.5mm jack connectivity

Highlights
• Noise-cancelling microphone reduces room noise for clearer Internet calls
• Full stereo sound for your music, movies and games
• Rotating microphone boom can be worn on your left or right side
• Adjustable headband gives you a customized fit

Features

Specifications
•Input Impedance: 32 Ohms
•Sensitivity (headphone): 100dB +/-3dB
•Sensitivity (microphone): -58dBV/μBar, -38dBV/PA +/-4dB
•Frequency response (Headset): 20Hz to 20kHz
•Frequency response (Microphone): 100Hz to 16,000Hz
•Cord length: 1.8 m
•Height: 160 mm x Width: 210 mm x Depth: 50 mm
•Weight: 73.2 g
System Requirements
•Works with Windows®. (Not for use with Apple® computer hardware.)
•Sound card with 3.5 mm microphone-in and audio-out ports