feature
1. Bone conduction Bluetooth headset: Really waterproof-music can still be played normally within 5 meters of water depth
2. Professional tuning Lossless sound quality: three-tone balanced, high reproduction, bottom distortion
3. MP3 player + deep waterproof bluetooth headset: comes with 16G memory, no card, no mobile phone, can store 4000+ pieces of lossless music. Get rid of the burden of mobile phones completely during exercise
4. Protect the eardrums. Wear them without getting into the ears: open both ears, keep alert to the surrounding environment, safe ear canal and not easy to breed bacteria, healthy and hygienic. Sound conduction reduces eardrum damage
5. IPX8 professional waterproof: bone conduction headphones for swimming and diving
6. Open tone: listening to songs can also pay attention to the outside sound movement is safer
7. Wearing comfortably, this is stable: according to ergonomics, it is specially designed for sports, and it is not easy to fall off during intense exercise.
8. Multi-function buttons: One button to wake up the voice assistant, one button to listen to songs, highlight button design, convenient for blind operation

specification
Product Name: Bone Conduction Headphone
Available colors: black/gray/blue/red
Frequency response range: 20Hz-20kHz
Built-in memory: 16GB
Waterproof rating: IPX8
Battery capacity: built-in rechargeable 350mAh polymer lithium battery
Battery voltage: 3.7V
Charging method: magnetic data cable
Playing time: about 12 hours
Music format: MP3; WMA; WAV; APE; FLAC
Charging time: about 2 hours
Charging voltage: 5V
Charging current: 1A
Operation voice: support Chinese and English switching

packing list:
1*swimming headset
2*Anti-noise earplugs
2*swimming waterproof earplugs
1*Silicone adjusting band
1*data cable
1*Chinese and English manual