Comfortable to Wear Bone conduction headphones are made of skin-friendly materials. There is no discomfort for sensitive skin, and the open-ear design makes it comfortable to wear headphones even if you exercise for four hours. Headphones suitable for sports, not painful to wear for a long time. Ergonomically designed to fit your ears, making your outdoor sports more comfortable. 16GB memory In addition to connecting to Bluetooth, the bone conduction headset also has 16GB of memory. If it is inconvenient to carry your mobile phone when you are exercising, you can switch to the memory mode and play the songs you downloaded in advance. IPX8 Waterproof The bone conduction earphones use IPX8 waterproof technology, and can be used normally even when submerged to a depth of 32 feet in water. All water and underwater sports can be worn normally. CVC 8.0 noise canceling: allow you enjoy high quality sound performance with super bass even you are in a noisy environment. Volume adjustment is long press + or - short press once + to switch to the next song short press once - to switch to the previous song Bone Conduction Headphones Bluetooth version: 5.0 (transmission radius: 32 feet)Battery: 350mA （Use 8h-12h.）Waterproof rating: IPX8 (diving, swimming, surfing, fitness), 3 meters underwater waterproofSupport format: MP3, WMA, FLAC,Product size: 5.9 x 4.3 x 1.8 (in)Product weight: 1.2 (oz)--Lightweight & Comfortable HiFi sound quality Bone conduction headphones have unparalleled bloom. Play your favorite song in your earphones, take a quiet walk, and suddenly feel that the world is passing you by in parallel, and you feel that you are standing outside the world and looking at the past. Adjustable Size Made of titanium alloy, it can be bent and folded 360 degrees. Please use it with confidence. At the same time, if you feel that the size of the earphones is too large, you can also adjust the size of the earphones. There is an adjustment strap inside to help you adjust the size. Bluetooth 5.0 Using the latest Bluetooth 5.0 chip, the connection is faster, and the playback is clear within a range of ten meters. It is more convenient when listening to music at home, and it will also bring a different experience when playing games at home. swimming headphones swimming headphones swimming headphones swimming headphones swimming headphones swimming headphones Buying Options Buying Options Add to Cart Buying Options Buying Options Buying Options Customer Reviews — — — — 5.0 out of 5 stars 2 — Price — no data — no data $169.99$169.99 — no data — no data — no data Brand Reyaleen Reyaleen Reyaleen Reyaleen Reyaleen Reyaleen