Original Xiaomi Buds 4 Pro 48dB Noise Cancelling Bone Sensor Wireless Earphone(Black)

1. 48dB 4000Hz ultra-wideband intelligent dynamic noise reduction 2. 11mm dual magnetic dynamic unit, HiFi sound quality 3. LHDC 4.0 transmission protocol, support 96KHz high-definition audio 4. Bone voiceprint sensor, 3 microphone noise reduction 5. Built-in six-axis sensor, intelligent recognition, bringing 360-degree stereo surround sound experience 6. 38 hours long battery life (with the charging case) 7. Ergonomic design, comfortable to wear 8. Pressure-sensitive operation, quick response, and support for voice control 9. Support simultaneous connection of multiple devices 10. IP54 dustproof and waterproof Product parameters 1. Wireless connection: Bluetooth 5.3 2. Communication distance: 10m (barrier-free) 3. Bluetooth protocol: Bluetooth Low Energy/HFP/A2DP/AVRCP 4. Bluetooth codec: SBC/AAC/LHDC 4.0 5. Frequency response range: 20Hz-40kHz 6. Battery capacity: Headphone: 53mAh, Charging case: 565mAh 7. Wireless charging: support Qi wireless charging protocol 8. Charging port: Type-C 9. Headphone input: 5V 280mA 10. Charging box