HUAWEI FreeBuds Pro 4 ANC Earbuds

Connection Type

Wireless

Wireless Version

Bluetooth V5.2

Sensors

Infrared sensor
Hall sensor
Gyroscope
Accelerometer sensor
Bone acoustic sensor
Touch sensor
Press sensor

Talk Time

Voice call (with noise canceling disabled): 4.5 hours after a full charge and 22 hours when used with the charging case.
Voice call (with noise canceling enabled): 3.5 hours after a full charge and 18 hours when used with the charging case.

Battery Capacity

Per earbud: 55 mAh (min.)
Charging case: 510 mAh (min.)

Charging Time

Charging Method:
Wired charger: USB-C Port: 5V-0.5A or above
Wireless charger: supported, up to 5W

Theoretical charging time:
About 40 mins for the earbuds (in the charging case)
About 1 hour for the charging case without earbuds (wired) About 150 mins for charging case without earbuds (wireless)

Music Playback Time

Prioritize sound quality: playback with L2HC/LDAC
Music playback (with noise canceling disabled): 6.5 hours after a full charge and 31 hours when used with the charging case.
Music playback (with noise canceling enabled): 4.5 hours after a full charge and 22 hours when used with the charging case.
Prioritize connection quality: playback with AAC
Music playback (with noise canceling disabled):7 hours after a full charge and 33 hours when used with the charging case.
Music playback (with noise canceling enabled): 5 hours after a full charge and 23 hours when used with the charging case.

Others

Signal/Noise: Active noise cancellation
Audio Technology: Digital cross-over/Triple Adaptive EQ/Active noise cancellation/Call noise cancellation/Transparency Mode

Drivers

Dual Driver: 11 mm dynamic driver + planar diaphragm driver

Controls

Controls:
Two taps: Answer the call during an incoming call/Ring off the call during a call/Previous song/Next song/Play, pause/Wake up the voice assistant.
Three taps: Previous/Next song
Slide: Slide up or down to adjust the volume
Press and hold: Enable/Disable noise reduction and reject calls/ Wake up the voice assistant

Water Resistant

IP54 Splash, Water and Dust Resistant

Dimension

Each earbud: 29.1 x 21.8 x 23.7 mm
Charging case: 46.9 x 65.9 x 24.5 mm

Weight

Each earbud: approx. 5.8 g
Charging case: approx. 47 g

Colors

Black

Warranty

6 Months