Headphones with microphone Sennheiser SC 75 MS Stereo with USB & 3.5mm jack
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Features:
Connection: US and 3.5 mm jack;
Skype certified for business;
Noise canceling microphone for noise cancellation;
Frequency range (microphone): 150 - 6,800 Hz;
Drivers: Neodymium magnet;
Frequency range (handset): 60 - 16,000 Hz;
Sound pressure level (SPL): 113 dB (USB) / 118 dB (3.5 mm jack), limited by ActiveGard;
Cable length: 2.5 m;
Weight: 130 g.
Warranty: 24 months