Ultra-Long Battery Life Noise-Canceling Wireless Earbuds Semi-Open Back Design for Sports Gaming Touch Control Rechargeable Lithium Battery No Cable Universal Phone Compatible Black Gaming Accessories

Connection identifier: i30
Wireless range: 1000cm/393.7in (without obstacles)
Charging duration for the case: around 1 hour
Charging duration for the headphones: roughly 1 hour
Headphone usage time: about 5 hours
Case usage time: about 24 hours

CAUTION
1. Use a 5V/1A power adapter for charging; avoid high-power adapters.
2. Keep this product away from high-temperature areas.
3. Do not submerge the eyeglass arms in water or spray water directly on them.