Earbud battery: 60mAh. Duration: About 6H(Earphone),Up to 30H with Charging Case. This is very suitable for running, fitness, work and outdoor sports. 【Latest Bluetooth 5.4 & Low-Latency Experience 】 The wireless Bluetooth headphones utilizes advanced Bluetooth 5.4 technology, which is more energy-efficient, faster and more stable in transmitting data compared to Bluetooth 5.0.
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