Points: [ High-grade Materials ] Call Center Headset with high-definition audio, and hearing protection ensures easy and clear communication in a call center, office, and home PC , and provides a natural and clear listening experience. [ Easy to Use ] Call Center Headset with Microphone is plug and play, connects directly to USB-compatible devices without drivers, and works with speech recognition, laptops, PCs, Skype, and most leading platforms. [ Comfort ] Office Headset with Microphone features plush soft ear pads for user convenience, an adjustable headband, suitable for different head shapes, with rotatable ear cups, so you can wear it all day without pressure on your ears. [ Strong Durability ] Laptop Headset is a and robust design, with reinforced rope, and can avoid office chair wheels and sharp objects in daily use. [ Great for Gift Giving ] USB Headset with Microphone is both aesthetics and practicality, a perfect Christmas, Thanksgiving, birthday gift, suitable for friends, family, colleagues, children, etc.. Description: Call Center Headset with high-definition audio, and hearing protection ensures easy and clear communication in a call center, office, and home PC , and provides a natural and clear listening experience. : Wearing : head-mounted Headphone output audio source: PC computer Plug type: USB Whether wireless earphones: wired earphones With or without a microphone: Yes Frequency response range: 20-20000 (Hz) Sensitivity: 110 (dB) Distortion rate: 0.1 (%) Horn diameter: 40 (Φmm) Use: voice headset Material: plastic colour: Black Package Contents: 1 x Call Center Headset Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.