• Redmi Buds 4 Pro is certified by Hi-Res Audio Wireless and supports LDAC audio codec at transmission speeds of up to 990kbps, as well as audio resolutions of 96kHz/24bit and above
• Redmi Buds 4 Pro features an all-new dual dynamic driver system, which consists of a 10mm aluminum alloy diaphragm and a 6mm titanium diaphragm for treble frequencies. Together, the two drivers combine to deliver crystal-clear treble and rich bass in a wide range of genres
• Redmi Buds 4 Pro features an all-new immersive sound system, which uses a Xiaomi proprietary HRTF sound algorithm to simulate real-life sound and deliver a truly immersive experience when watching video, compatible with various audio source and playback devices
• Listen to up to 9 hours of music on a single charge, or up to 36 hours when used with the charging case. And if you're in a hurry and forgot to recharge, the earbuds can play up to 2 hours of music after a quick 5-minute charge

Specifications:

• Product model no.: M2132E1
• Earbud input parameters: 5.25V ⎓ 160mA MAX (single earbud)
• Charging case input parameters: 5V ⎓ 0.5A MAX
• Charging port: Type-C
• Wireless connection: Bluetooth 5.3
• Bluetooth protocols: Bluetooth Low Energy / HFP / A2DP / AVRCP
• Operating distance: 10m (open space free of obstacles)
• Speaker impedance: 24Ω