HPTCCC 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

* BONE CONDUCTION TECHNOLOGY: --Our Swimming earbuds using bone conduction technology to delivers music through your cheekbones, ensuring your ears remain completely open to ambient sounds for maximum situational awareness during long-term wear * FULLY SUBMERSIBLE: --The MP3 player headphonesis the highest waterproof level (IPX8) that are designed for long period use in water. Designed for sports like swimming, running, fitness, exercise and the like. Note: Bluetooth does NOT work underwater, please switch to MP3 mode and put on waterproof ear caps before swimming. * 8GB MP3 PLAYER HEADPHONES : --Bone Conduction Headphone built-in 8GB memory to stores approximately up to 2400 songs, avoid mobile phone in the pocket when you are exercising. (Only support MP3 format) * QUALITY SOUND: --Innovative aftershocks headphones deliver a premium audio experience, delivers a wide dynamic range and rich bass, to significantly reduce natural sound leakage, you are ensured the best on-the-go audio * 100% SATISFACTION GUA...