- Product model: M2132E1
- Headphone input parameters: 5.25Vm 160mA MAX (single headphone)
- Input parameters of charging box: 5V= 0.5A MAX
- Charging interface: Type-C
- Speaker impedance: 24Ω
- Wireless connection: Bluetooth 5.3
- Single earphone music battery life: about 9 hours (noise reduction off)
- Battery life with charging box: about 36 hours (noise reduction off)
- Communication distance: 10m (barrier-free open environment)
- Bluetooth protocol: Bluetooth Low Energy / HFP/A2DP/AVRCP
- Hi-Resolution Audio: Redmi buds 4 pro is the first Redmi TWS that conformed to Hi-res Audio standards. It allows you to get closer to the original studio recording and enjoy your music just as the artist intended.
- Dual-driver speaker: Redmi buds 4 pro uses 10mm+6mm dual driver to bring the punchy bass and delicate treble sound together in a harmonious way.
- Built-in Immersive Sound: Hearing the sound all around you and experiencing a true-to-life world. The built-in immersive sound doesn’t have any limitation on the devices you used.
- Up to 43dB ANC:Redmi buds 4 pro block out the noise around you and keep a silent world when turning ANC on. 3 ANC modes(Deep, Balanced, Light) and 1 Adaptive mode are available
- Dual-device connectivity: Connect with 2 devices(smart-phone, tablet, or PC) at the same time and switch between the two devices automatically.
- 9+36h longer battery: A single charge brings you up to 9 hours of listening time with noise cancellation turned-off, and up to 36 hours when coupled with the charging case.
- Xiaomi Earbuds App: Enjoy more interesting features like adjusting the ANC modes, finding your earphones through the App, and Android phones only at the moment.
- IP54 dust and waterproof: All-round splash-proof, protecting users from rain, sweat and splash.
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