Xiaomi Redmi Buds 4 Pro

Specification

• 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
• Battery Life: Up to 9 hours of listening on a single charge
• Operating distance: 10m (open space free of obstacles)
• Speaker impedance: 24Ω