KIMISS Advanced In-Ear Headsets Wired Headset

Technical data: Connector(s): 3.5 mm Impedance: 16±20% 0.126V, 1kHz Frequency range: 20 Hz ~ 20 kHz. Resonance frequency: 4 KHz ± 20%. Rated power: 100 MW. L/R output difference: 3dB at 1kHz 1MW Output sound pressure level: 102 dB. Length: approx. 100 cm Weight: approx. 20 g. Package size: approx. 14.3 x 9.6 x 1 cm / 5.63 x 3.78 x 0.39 inches. Package list: 1 x headset. 2 x ear plugs. 1 x user manual (English language not guaranteed)