Bluetooth 5.0 Wireless Earphones with Mic Charging Case Stereo Noise Reduction Sport Headsets for iPhone Android Phone


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Overview and Specifications:

Earphones Parameters:

Product model: K20

Bluetooth version: 5.0

Charging time: 1.2H

Music time: 4H

Continuous call life: 6H

Headphone impedance: 16 ohms

Power: 5W

Frequency range: 20Hz-20KHz

Headphone sensitivity: 93dB@11KHz

Microphone sensitivity: -38dB@1KHz

Battery capacity: 60mAh

Weight (single): about 4.5g

Charging Case Parameters:

Capacity: 1000mAh

Charging time: 2.5H

Weight: about 42g