XIAOMI Redmi Buds 4 Pro Bluetooth-compatible 5.3 Wireless TWS In-ear Earphone Stereo Sound Noise Reduction Sports Earbud with Charging Case - Black

The latest Bluetooth-compatible 5.3 technology brings higher data transfer speed, more stable performance, and lower power consumption. With true wireless stereo technology, you can use the headset solely or use them in pairs. Equipped with a 300mAh charging box to store and charge the earbuds. The built-in microphone delivers a clearer and more realistic sound. It will bring you a perfect user experience.

• Ultra-low latency keeps synchronized with audio and video, convenient to keep in contact with your teammates all the time
• Intelligent noise reduction design provides 360-degree stereo bass HiFi sounds quality
• Touch control, easy to touch the earphone to play music, answer phone calls, etc 
• Bluetooth-compatible connectivity provides stable and faster connectivity and less power consumption
• Ergonomic design, comfortable to wear even long time wearing
• Magnetic induction charging case for easy access to earphones and charge it
• Waterproof function, no fear of using it on rainy days
• Equipped with silicone ear tips for easy replacement

Specification:

• Headphone input: 5.25V-160mA MAX (single headphone)
• Charging case input: 5V 0.5A MAX
• Charging port: Type-C
• Single earphone music battery life: about 9 hours (noise reduction off)
• Battery life with charging case: about 36 hours (noise reduction off)
• Bluetooth-compatible version: 5.3
• Bluetooth-compatible protocol: Bluetooth@Low Energy / HFP I A2DP / AVRCP
• Wireless distance: 10m (barrier-free)
• Speaker impedance: 24Ω