1. Main functions: waterproof and sweatproof, wearable, compact and light, Bluetooth 4.1, noise reduction, easy to carry
2. Waterproof and sweatproof: prevent daily rain and sweat from splashing in any direction
3. Standby battery life: built-in safe and stable lithium battery, full power brings 12 hours long listening
4. Bluetooth chip: The newly upgraded Bluetooth 4.1 chip not only brings high quality music, but also stable wireless connection and lower power consumption.
5. Portable : When you don’t listen to music, it’s like a fashion necklace hanging around your neck, wirelessly portable, no matter how crowded