USB Headset with Microphone Noise Cancelling Audio Controls Wideband Computer Headphones for Business UC Call Center Office Clearer Voice Super Light Ultra Comfort Black

product description Do you work and communicate in a busy and dynamic work environment? Do you attend many voice or video web conferences every day? Ideal and flexible headphones will be your ideal solution. With wide compatibility High-quality materials ensure long-lasting durability Soft protein memory earmuffs, comfortable to wear Noise-cancelling microphone provides excellent sound field Color name: black specification: Headphone weight: 1.9 ounces (54 grams) Speaker diameter: 23mm Impedance: 16 ohm Sensitivity: 117±3dB Microphone sensitivity: -42±3dB Working voltage: 5V Frequency range: 20HZ-20KHZ Cable length: about 7.9ft / 2.4m Connectivity: USB plug + 3.5mm audio plug Packing list: 1×USB headset 1×User Manual