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Wireles Bluetooth Headphone Over-Ear Foldable Colorful Stereo Computer Wireless Earphone Noise Cancellation Game Headset
*Product Description
Noise reduction type: single-fed master control
1.chip :TI(Texas Instruments)
2.Noise reduction depth: 20dB
3.impedance :32 Ohms
4.frequency response: 20-20khz speaker
5.sensitivity: 118dB
6.microphone sensitivity :40dB
7.working voltage :2.5V
8.working current :10mA
9.static current (single noise reduction)7mA
*Detailed Images