Note: This product is without a charger and charging cable! !Description:Bluetooth 5.2 connectionWorking distance: 10MSingle ear weight: about 4.2gNet weight: about 36g (with charging box)Single ear battery life: about 5 hoursWith charging case: about 18 hoursStandby time: 150hCharging interface: Type CBattery capacity: 43mAh (per earphone)Battery capacity: 300mAhBluetooth profiles: HFP/A2DP/HSP/AVRCPcharging case:Input: 5V = 500mAOutput: 5V=maCharging time: about 2 hoursSpecs:1【Excellent Audio Clarity】: Professionally Tuned by Xiaomi Sound Lab, the 6mm dynamic driver unit is professionally tuned by Xiaomi Sound Lab to ensure consistent audio quality and make every note come to life.2 【Call Noise Cancellation】: Enjoy clear and uninterrupted calls with effective anti-interference technology.3【Low Latency Mode】: Accurate sound gives you a competitive edge, turn on low latency mode and enjoy an immersive gaming experience.4【Bluetooth 5.2 Stable Transmission】: The new version 5.2 of Bluetooth core specification greatly improves the anti-interference function and more stable connection, allowing continuous call audio.5 【IP54 dustproof and waterproof up to 18 hours of battery life】: Professional design, IP54 * dustproof and waterproof. Type-C charging port: up to 5 hours of use on a single charge. Great performance without worry: exercising, listening to music, watching movies and enjoying long phone calls. The ergonomic design provides easy comfort and keeps the Redmi Buds 3 Lite secure in your ears even during workouts.