Otium Bluetooth Headphones, Wireless Headphones IPX7 Waterproof Earphones Sport Earbuds With Bluetooth 5.3 Chip 15 Hours Battery, Sound Isolation Mic Earbuds for Gym Running Outdoor Sports Workout. 【High Fidelity Sound Headphones】Equipped with Bluetooth 5.3 chip, the wireless sport headphones can produce high quality stereo sound with deep rich bass and crystal treble.
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