Опис
USB K815
Online Educational Student Headphone
- Professionally developed for online education
- 120-degree Adjustable microphone
- Precisely adjusted sound pressure levels
- The large black voice coil diaphragm unit
- Independent external sound cards
- Shielded wires with the large magnetic rings
- 120° adjustable high-sensitivity noise-cancellation microphones
- Adjustable headbands for comfortable wearing
- Born for high-class technology and extraordinary sound
- Specification
- • Frequency response: 20Hz~20kHz
- • Impedance: 40Ω
- • Sound pressure level: 91+/-3dB
- • Sensitivity: -42dB+/-3dB
- • Microphone direction: Single point
- • Connecter: USB-A plug
- • Cable Length: 2.8m