In-ear wireless sports headphones

Product parameters:
*Bluetooth: BK3266
*Connection distance: ≥10M
*Battery capacity: 120mAh polymer battery
*Play time: ≈5h (80% volume)
*Connected standby time: 120 hours
*Shutdown standby time: 2000h
*Charging time: ≈1.5 hours
Product selling points:
* Open both ears to listen to the world
* Protect hearing, safe and healthy
* Eco-diaphragm speaker
* 6D surround directional sound field
* Ultra-light 18g body, suitable for all-day wear
* IPX4 ， IPX6  sweatproof and waterproof

Set-1: Black 1pc+ grey 1pc
Set-2: Black 1pc+ red 1pc
Set-3: Grey 1pc+ red 1pc
Set-4: Black 1pc  + red 1pc +  grey 1pc
Set-5:  Black 2pcs + grey 1pc
Set-6: Grey 2pc + black 1pc
Set-7: Grey 2pcs + red 1pc
Set-8: Red 2pcs + black 1pc
Set-9: Red 2pcs + grey 1pc
Set-10: Black 2pcs+ red 1pc