[Comfortable and Easy to Use] Multiple universally fitting ear tips that are designed for any ear size to help hold the headsets in place
[CSR Bluetooth 4.0 version] Compatible with all bluetooth devices. High-fidelity stereo audio technology and CVC6.0 super noise reduction technology, support operation within 10m
[Waterproof and sweatproof] IPX5 level waterproof technology, protect the item from liquid such as water, milk, coffee, wine etc, suitable for rain spray and other outdoor sport
[High connection strength and NFC function] Quickly and easily pairing and connection, it can connect when you turn it on. Not easy to lose connection