Bluetooth Syncing: The Studio Buds case with bluetooth pairing button not only charges Studio Buds, also allows Studio Buds to be paired with your , android or tablets.Easy & Fast charging: The replacement charger case for Studio Buds only takes 20 minutes for fully charging Studio Buds, enough for 2.5 charging of Studio Buds with 660mAh built-in battery capacity.Visible LED Indicator: The wireless charging case for Studio Buds will always shows the battery levels by the LED light while charging .Pocket-Sized Charging Case:The and lightweight design the Studio Buds case to be carry everywhere. Wireless charging always.color:BlackMaterial:plasticPackage Contents:1 x Earphone Charger Case1 x USB CableOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.