Buds 3 TWS Wireless Earbuds Bluetooth 5.2 Earphones Noise Canceling IP54 waterproof headphones MIUI connect - White Main Features *Lightweight In-ear design*IP54 waterproof and dustproof*One-key reset, simple operation*12mm large dynamic coil, dual microphones to reduce noise*5 hours for a single use, 20 hours long battery life with the charging box - Wireless connection: Bluetooth 5.2Communication distance: 10m (W/O obstacles)Net weight of single earphone: about 4.5g - Total weight with charging case: about 51g - Headphone battery life: about 5 hours - Battery life with charging box: about 20 hours - Headphone charging time: about 1.5 hours - Charging time of the charging box: about 2.5 hours - Headphone size: 40.7*16.9*18.7mm - Charging box size: 49.6*49.6*24.4mm - Charging interface: Type-C