&Main Features

Spread name：HUAWEI FreeBuds 4
Sensor：Microphone sensor, wear detection sensor.
Bluetooth:Bluetooth 5.2
Charging time：Charging the earphones in the box: about 60 minutes; wired charging in the empty box: about 60 minutes
battery capacity：Earphone: 30 mAh; Charging box: 410mAh
Earphone: 30 mAh; Charging box: 410mAh：Full earphones, listening to music: 4 hours (noise reduction off), 2.5 hours (noise reduction on); with charging box, listening to music: 22 hours (noise reduction off)

Xiaomi ecosystem and mobile hongkong distributor

Model Name: Huawei Freebuds 4i 

Battery capacity:

Per earbud: 55 mAh (min.)* / Charging case: 215 mAh (min.)*

Playtime:

Music playback duration: 10 hours (with noise canceling disabled)**

Music playback duration: 7.5 hours (with noise canceling enabled)**

Voice call duration: 6.5 hours (with noise canceling disabled)***

Voice call duration: 5.5 hours (with noise canceling enabled)***

Battery type:

Lithium-ion polymer battery

Controls:

Press control: twice times/long press

Bluetooth Compatibility: BT 5.2

Pop-up pair: supported

Wear detection: supported

huawei freebuds 4 4i redmi airdots earbuds hongkong distributor