Features a 12.4mm dynamic driver with a titanium diaphragm, delivering exceptional sound quality and deep bass Equipped with AI noise reduction for calls, ensuring clear communication by minimizing background noise Offers convenient dual-device connectivity, allowing seamless switching between two connected devices Provides up to 46dB active noise cancellation with three transparency modes, catering to various listening environments and preferences Boasts up to 40 hours of long battery life with the charging case, offering extended use without the need for frequent recharging Specifications: Product Name: Redmi Buds 5 Model: M2316E1 Charging Case Dimensions: 61 x 50 x 24.60mm Earbud Dimensions: 29.52 x 21.44 x 23.45mm Earbuds Weight: 10.25g (Pair) Charging Case Weight with Earbuds: 42.47g Driver Size: 12.4mm Dynamic Drivers with Titanium Diaphragm Frequency: 20Hz-20kHz Microphones: 2 Mic per Earbud Codecs Support: SBC, AAC ANC: Hybrid 46dB, 3 ANC Modes ENC: Dual Mic AI-Noise Reduction, Xiaomi's self-developed Anti-Wind Noise Algorithm Codec: SBC, AAC Transmission Protocol: Bluetooth Low Energy / HFP / A2DP / AVRCP Bluetooth Version: v5.3 Bluetooth Range: 10m Dual Device Connection: Yes Google Fast Pair: Yes Earbud Input: 5V 150mA Charging Case Input: 5V 500mA Charging Case Output: 5V 320mA Battery Capacity: Case - 480mAh, Earbuds - 54mAh x2 Charging Port: Type-C Charging Time: 1hr 45mins Fast Charge: 10min charge = Up to 4hrs playback (Case + Earbuds combined) (AAC, 50% volume, ANC off)