IPX4 waterproof test. In accordance with IEC 60529:2013. Housing protection grade (IP code), passed the test by Shenzhen 863 New Material and Technology Co., Ltd. Test report no. is SAC2022-07264ER1. The test result showed that it complies with the IEC 60529:2013 standard. The IPX4 rating applies to the earbuds themselves, not the charging case for the earbuds. Please do not use the earbuds near hot water, the earbuds cannot be used while bathing or showering. Try to avoid using the earbuds during strenuous exercise, sweat during exercise may damage the device. This product is splashproof and waterproof at the time of purchase, however these properties are not permanent and may weaken over time with daily wear and tear. The warranty does not cover damage to the device caused by immersion in liquid.
Images on this page are for illustration purposes only and may not accurately reflect the product. Product parameters are for reference only. Some product specifications may vary due to external factors such as the environment and differences in smartphone systems. Please refer to the actual product for details.
Battery life test conditions: headphone battery level is 100%, headphone volume is set to 50%, Bluetooth encoding mode is SBC. Test item: Completely discharge the active battery of Redmi Buds 4 while playing audio until one of the headphones stops playing. Before charging, make sure the charging port is free from liquids and foreign objects. Earbud charging and battery life data were taken from an internal test conducted by the manufacturer. Actual hours of use may vary depending on usage conditions, charge level and environmental factors. Tested with Redmi Note 12 Pro (MIUI 14.0.3.0).
On all supported Android devices and Google Play Services 11.7+ with compatibility back to Marshmallow (Android 6.0). *Google Speed Pair will be deactivated for 5 minutes if canceled 3 times in a row. If it's disabled, wait 5 minutes to try pairing with Google Fast Pair.
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Android 6.0 and above users can access this app on Google Play. iOS 14.0 and above users can access this app from the iOS App Store.