Product Parameter: ●Wearing Type: Over-the-ear Style ●Speaker Diameter: 40MM/1.57Inch ●Speaker Impedance: 32Ω ●Frequency range: 20 - 20KHz ●Sensitivity:113dB +/- 3 dB at 1KHz ●Connector Type: Φ3.5mm+USB ●Mic Diameter: Φ0.23*0.19Inch ●Sensitivity:-38dB +/- 3 dB ●Directionality: Full point ●Mic Impedance:2.2kΩ ●Cable Length: 2.4M/7.87Feet ●LED Working Voltage: DC 5V±5% ●Working Current: ≤500mA ●Microphone: Yes ●Noise canceling: Yes ●Number of speakers: 4 3D Sound Effect Mode Adjustment: 1. Board Mode---Turn up the Volume to max. The surround sound and Vibration will automatically become smaller. The sound range will be broadened to form the 3D broad mode. 2. Ambience Mode---Turn down the Volume. The Surround sound will become larger. The sound range will be narrowed to form the ambience mode. 3. Mute Mode---Adjust the Volume and the Vibration to min. 4. Super Bass Mode---Turn down the Volume to min and open the Vibration . 5. 3D NICAM Mode---Turn up the Volume and open the Vibration . 6. HIFI Live Mode---Turn on the Volume and turn off the Vibration . Note: 1.According to your own preferences, firstly adjust the volume of the main channel and then fine tune vibration to get the sound become to your favorite. 2.To avoid fire and electrocution possibility, please don't use headphone under raining, wetting or liquid circumstances. Don't put headphone into any liquid container.
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