HAVIT - HV-H2212U Gaming Headphones

Technical Specifications:
  Model Number: hv-h2212u
  Weight: 335 ± 5 g
  Dimensions: 165 x 160 x 105 mm
  Rated input power: 20 mW, max 30 mW
  Interface Type: USB
  Speaker: 40 mm
  Speaker Sensitivity: 112 dB ± 3 dB
  Speaker Impedance: 32 ± 15%
  Microphone Specifications: Ø 6.0 × 5.0
  Microphone sensitivity: -48 dB ± 2 dB
  Impedance of Microphone: 2.2 K
  Microphone Frequency Response: 100 Hz? 20 kHz
  Length of headphone cable: 2500 ± 10% mm