2 to 5 business days
1. [fashion appearance level exquisite touch] exquisite craftsmanship, comfortable and painless to wear, exquisite touch care for ears
2. [Piano Paint Fashion Color Matching] Black and white color of machine compartment is optional. The appearance of the product is more simple, fashionable and comfortable
3. waterproof performance: IPX4
4. Usage: In-ear
5. Transmission Radius: 10m
6. Bilateral stereo