ONIKUMA K2 Pro (K2A) gaming headset

Product specifications:

Drive diameter: 50mm

Color: black red, black blue

Sensitivity: 117dB +/- 3dB

Impedance: 20 ohms +/- 15%

Frequency range: 20Hz-20KHz

Microphone size: 6.0 * 2.7mm

Microphone sensitivity: -36dB +/- 1dB

Microphone impedance: 2.2kohm

LED working voltage: DC5V +/- 5