Specifications:

Brand: Xiaomi

Model: Buds 4 Pro

Colour: Black/Gold

Waterproof: IP54

Wearing type: In-Ear

Frequency response: 20Hz-40kHz

Bluetooth version: 5.3

Supported profiles: HFP/A2DP/AVRCP

Transmitting distance: 10m

Driver diameter: 9mm

Battery capacity: Earphone: 53mAh / charging box: 565mAh

Charging box input: 5V/0.5A(wired)

Charge Port: USB Type-C 5.25A= 160mA MAX

Call time: 4h

Music time: 5h

Standby time: 8-15h

Charging time: 2h

Microphone: Yes

Touch control: Yes

Volume control: Yes

Noise cancelling: Yes

Product weight: 0.0500kg

Package weight: 0.1500kg

Product size: 47×60×27mm

Package size: 120×120×45mm

Features:

 - Bluetooth V5.3 chip:

The latest Bluetooth 5.3 technology helps Bluetooth headphones to bring faster wireless pairing and more stable connection. It and Compatible with your iOS and Android Bluetooth-ready devices.

 - HI-FI sound quality:

11nm Dual Magnetic Hyperdynamic Unit Bring HI-FI Sound Quality.

 - LHDC 4.0 high fidelity, low latency:

LHDC 4.0 has not only made further breakthroughs in the high-quality sound part, but also added a full-featured architecture of spatial sound effects, game modes, and code stream adaptation, allowing you to experience a low-latency, silky-sound listening experience.

 - Bone voiceprint noise reduction:

3mic + bone voiceprint sensor, combined with Xiaomi's self-developed Al noise reduction algorithm, optimises the ability to extract the wearer's voice and realises efficient noise reduction in conversation so that the other party can hear you more clearly and chat without interruption.

 - IP54 waterproof:

IP54 waterproof design - You do not have to worry about sweating and water, providing reliable protection for daily life and urban sports with ease.

 - 565mAh big battery design:

565mAh battery capacity, up to 38 hours long battery life, more durable user experience.

 - 3-mic AI call noise cancellation helps you be heard clearly in noisy environments:

Accurately pick up people's voices while effectively reducing background ambient noises.

 - Dual transparency mode allow you to hear ambient sounds without taking out the earbuds:

Switch to enhance voice mode for clearer voice. You can have a relaxed conversation with your friend with your earphones on.

 - 36-hour ultra-long battery life lets you continue to enjoy your music:

9 hours single use (with noise cancellation off) and 38 hours overall battery life (with noise cancellation off).

 - Android with 360° surround sound effect: 

You could get into immersive scenes everywhere.

What's in the box:

1 × Xiaomi Buds 4 Pro Bluetooth earphones

1 × Charging case

1 × USB cable

1 × User manual

4 × Earplugs