HUAWEI FreeBuds Pro 4 Specification

Height: 29.1 mm

Width: 21.8 mm

Depth: 23.7 mm

Weight: approx. 5.8 g

Height: 46.9 mm

Width:  65.9 mm

Depth: 24.5 mm

Weight: approx. 47 g

*The actual size and weight of the product may vary with the product configuration and manufacturing process.

Dual Driver: 11 mm  dynamic driver + planar diaphragm driver

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

BT 5.2

Supported

*Huawei phones/tablets compatible with EMUI 10.0 and above versions are required.

Supported

Earbuds: 55 mAh (minimum value each); 

Charging case: 510 mAh (minimum value)

Wired charger: USB-C Port: 5V-0.5A or above

Wireless charger: supported, up to 5W

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）

*Data comes from Huawei lab tests.

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.

Voice call：

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.

*Data comes from Huawei lab tests in which the earbuds were connected to a HUAWEI Mate X6 phone, and played audio at a 50% volume level with other features set by default. Actuall battery life may vary depending on the volume level, sound source, environmental interferences, product features, and usage habits.

Infrared sensor

Hall sensor

Gyroscope

Accelerometer sensor

Bone acoustic sensor

Touch sensor

Press sensor

Earbuds: IP54 

Charging case: not waterproof

*IP54 dust- and water-resistance is only applicable to the earbuds themselves, not the charging case. This device is splash, dust, and water resistant in normal conditions. It was tested under controlled laboratory conditions and got an approved rating of IP54 under IEC standard 60529. Splash, dust, and water resistance are not permanent, and the performance may deteriorate due to daily wear-and-tear. Avoid charging the device in damp environments. Liquid damage is not covered under warranty.

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

Earbuds × 1 pair

Charging case × 1

Ear tips 7 pairs (silicone ear tips: L, M, S, XS; shape-memory Foam Ear Tips: L, M, S; with the M-sized silicone pair attached on earbuds by default)

Quick start guide (including safety information) × 1

Warranty Card × 1

USB-C charging cable × 1