Waterproof Bone Conduction Headphones for Swimming, IPX8 Open-Ear MP3 Player Wireless Sport Earphones Headset Built-in 8GB Flash Memory for Running, Diving Water, Gym, Spa，Black

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About Waterproof Bone Conduction Headphones For

You can listen and scan to your favorite music underwater Designed for long wear The wraparound earphone is lightweight and flexible, ensuring comfort during long wear. Consistent an d even heat distribution The bone conduction mp3 player is universally sized bendable and adjustable for all head shapes. Note: (1) Before launching, please use special waterproof earplugs to prevent water from entering the ear canal. (2) After leaving the water, it is recommended to shake the headset dry and the soundhole should not collect water. (3) Bluetooth does not work underwater. When swimming, you need to switch to MP3 mode to enjoy music freely underwater. (4) Please keep the back contact and charging cable contact surface clean, dirty may lead to poor contact and cause charging or data transfer failure. (5) Please do not use this headset when swimming in the river or ocean. Operation Method: (1) Bluetooth pairing: open the headphones and cell phone Bluetooth, select "B20" on the Bluetooth list of phone, click it, successfully connected. (2) Power on/Power off Press and hold the “►” button for 3 seconds. (3) Mode switching: Press the volume + and volume - keys simultaneously to switch between - Bluetooth/Local MP3 mode. (6)Loop mode switching: Press the volume - button twice quickly to toggle between three loop modes: single song loop, sequential play, and list loop. Specification: (1)Color: Black (2)Wireless Version: V5.0 (3)Wireless Profiles: A2DP/HPP/HSP/AVRCP (4)Frequency Distance: 32.8-49.2ft(10-15m) (5)Frequency Range: 2400GHZ-2483GHZ (6)Taking Time: Around 8h (7)Standby Time: Around 120h (8)Charging Time: Around 1.5h (9)Taking Time: Around 8h (10)Battery Capacity:200mAh (11)Size: 5.8*4.25*1.85 inch Package includes: 1 x Bone Conduction MP3 Headphones 1 x Charging Cable