Ακουστικά φορητού υπολογιστή 3,5 mm με μικρόφωνο ακύρωσης θορύβου Δίκτυο συνομιλίας Διδασκαλία βιντεοδιάσκεψης Ενσύρματο USB

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 attractive High-quality headphones bring clear sound quality. 3.5 mm wired stereo headset noise-canceling headset with microphone adjustable range, suitable for desktop and laptop computers Specification: Plug type: 3.5mm stereo/USB 2.0 Speaker diameter: 27mm Impedance: 32 ohm 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 attractive 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