New Original Lenovo XT55 OWS Wireless Bluetooth 5.4 Dual Mode Earphones. [Model]: Lenovo XT55. 2 [Bluetooth Earphones]. [Bluetooth 5.4 Chip / Stable Connection]: Advanced Bluetooth 5.4 technology provides a 90% boost in transmission speed, ensuring lossless audio, ultra-low latency, and seamless connection.
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