40W HIFI Portable Wireless Bluetooth Speaker Stereo Bass Loud AUX FM Waterproof. Wireless Bluetooth Earphones Sports Headphones Ear Hook Running Earbuds Headset. 2 Ergonomic design: the headphones are designed with in-ear earbuds, plus fastened silicone ear hooks, adaptive and senseless wearing, wildly flinging without falling off, suitable for a variety of sports scenes and outdoor training.
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