Cuffie per computer portatile da 3,5 mm con microfono con cancellazione del rumore per chat, insegnamento in rete, videoconferenze, cablate USB

3.5mm Computer Laptop Headphone with Noise Cancelling Microphone for Chatting, Network Teaching, Video Conferencing, USB Wired Headsets Type A Description: 1.Noise reduction: leather earplugs, soft fit, comfortable and breathable, can reduce noise 2.Good quality and good craftsmanship: the earphones are made with exquisite craftsmanship, the earphones are very delicate and the curve is smooth 3.Flexible microphone: good material, the microphone can be folded and tilted freely 4.Retractable earphone length: The earphone is foldable, light and portable, and the earphone length can be adjusted to suit different head circumferences 5.Elegant and simple design: an elegant appearance can add points to your beautiful appearance and make you more attractive and appealing Yüksek kaliteli kulaklıklar net ses kalitesi sunar 3.5 mm wired stereo headset noise-canceling headset with adjustable microphone range, suitable for desktop and laptop computers Specification: Plug type: 3.5mm stereo/USB 2.0 S speaker diameter: 27mm Impedance: 32 ohms Sensitivity: 115dB Frequency response: 20Hz-20kHz Maximum input power: 100mW black Cable length: about 145 cm / 57 inches Packing list: 1* Wired headset Type B Description: 1.Noise reduction: leather earplugs, soft fit, comfortable and breathable, can reduce noise 2.Good quality and good craftsmanship: the earphones are made with exquisite craftsmanship, the earphones are very delicate and the curve is smooth 3.Flexible microphone: good material, the microphone can be folded and tilted freely 4.Retractable earphone length: The earphone is foldable, light and portable, and the earphone length can be adjusted to suit different head circumferences 5.Elegant and simple design: an elegant appearance can add points to your beautiful appearance and make you more attractive and appealing Specification: Item type: call center headset Interface: USB 2.0 Speaker diameter: Φ32mm Frequency: 20Hz 20000Hz Sensitivity: 115dB Impedance: 32Ω Cable length: 1 9m Packing list: 1* Wired headset