Headset Feature?

Bluetooth version: V5.0 dual modes

Distance: 15-20 meters

Battery: Rechargeable lithium battery 55mAh

Full charge time: 1.5 hours

Play time: about 3.5 - 5 hours * 4

Earplug charging current: 50mA

Microphone sensitivity: -38±2dB

Frequency range: 20~2000Hz

Headphone weight: 7.5g

Get More Info: https://sites.google.com/view/reviewnila/product/p-7?authuser=0

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