E99/M99 WIRELESS NOISE CANCELLING HEADPHONE

E99/M99 WIRELESS NOISE CANCELLING HEADPHONE

Bluetooth: 5.4

Working Range: 10m

Speaker Diameter: 40 mm

Sensitivity:100+3dB

Frequency Response:20HZ-20KHZ

Impedance:32 ohm

Battery Voltage: 3.7V

Battery Capacity: 300 mAh

Charging Time: =2 H

Working Time: = 25 H