Huawei FreeBuds Pro 4

Color

Black,White, Green

Dimensions

Earphone dimensions:

29.1 mm (Height) × 21.8 mm (Width) × 23.7 mm (Depth) 

Charging case dimensions:

46.9 mm (Height) × 65.9 mm (Width) × 24.5 mm (Depth)

Weight

Each earphone: 5.8 g ± 0.3 g

Charging case:  45.5 g ± 1 g

Speaker

Dual Driver: 11 mm  dynamic driver + planar diaphragm driver

Frequency response range: 14 Hz–48 kHz

Battery

Battery capacity

Earphones: 55 mAh (minimum value each)

Charging case: 510 mAh (minimum value)

Battery Life

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.

Charging Method

Wired charging: USB-C

Wireless: up to 2 W

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)

Standby time

The standby time is 270 days when the earphones are placed in the charging case and the cap is kept closed.

Microphone

3 silicon microphones

1 bone conduction microphones

Controls

Pinch once:

play/pause music, answer/end a call

Pinch twice:

play the next track

Pinch three times:

play the previous track

Long pinch:

enable or disable ANC/Awareness

Swipe up/down:

turn the volume up or down

Connectivity

Simultaneous Bluetooth connection with dual devices: Supported
Pop-Up Pair: Supported

Sensor

Accelerometer/Infrared /Hall /Press /Touch /Bone

Audio Technology

Digital cross-over/Triple Adaptive EQ/Active noise cancellation/Call noise cancellation/Transparency Mode

Splash, Water, and Dust Resistant

Earphones: IP54
Charging case: not waterproof

Audio Foramat(s)

SBC, AAC, LDAC,L2HC2.0 are supported.LHDC and Apt-X are not supported

In The Box

1. Earphones × 1 pair
2. Charging case × 1
3. Quick start guide (including safety information)  × 1 set
4. Warranty Card  × 1
5. USB-C charging cable (length: 23 cm ± 2 cm) × 1
6. Ear tips 4 pairs (Available in large, medium, small sizes and ultra small. The medium size is pre-installed on the earphones.)