12mm dynamic driver - Experience powerful bass: The 12mm dynamic driver is even larger than before. With expert tuning by the Xiaomi Acoustic Lab, it delivers enhanced bass and heightened acoustics, providing a pleasing listening experience for users worldwide Noise cancellation for calls - Outstanding performance in noisy environments: Each earbud comes equipped with a high-sensitivity microphone that leverages to mitigate ambient background noise interruptions, ensuring optimal clarity of speech for effective communication even in noisy environments 28-hour ultra-long battery life - Let good music keep you company longer: The earbuds鈥?battery life lasts up to 5 hours on a single charge and up to 28 hours with the portable charging case, so you can enjoy great music day and night Bluetooth-compatible 5.3 - Fully upgraded: The earbuds are now equipped with the latest Bluetooth-compatible 5.3 technology, which allows for reduced power consumption, greater signal stability, and stronger resistance to interference. Even when surrounded by multiple devices, it still provides reliable transmission without any interference Low-latency mode - Smooth gaming experience: With Bluetooth-compatible 5.3, you can easily initiate low-latency mode for an immersive gaming experience with exceptional precision. Ensuring you don't miss any crucial moments in the game and enabling you to efficiently control it with accuracy Specifications: Dimension: Single earbud: 31.1x20.9x22.5mm Charging case: 63.2x53.4x24mm Weight: Single earbud: 3.65g Charging case: 34.7g Total weight:42g Battery: Earbuds: 1040 (34mAh) Charging case: 440mAh Connectivity: Wireless connection: SBC Bluetooth-compatible protocols: HFP/A2DP/AVRCP Communication range: 10m Speaker impedance: 32惟 Package included:2 x Bluetooth-compatible Earbuds1 x Charging Case1 x Type-C Charging Cable1 x English User ManualOther items not include