Battery:
Per earbud: 37 mAh (min.)* Charging case: 410 mAh (min.)*
Sim:
Dual SIM
Memory Card Slot:
No
Material:
Memory Cable + Metal Cavity + Liquid Silicon
WHAT’S IN THE BOX:
1x Pair of OnePlus Bullets Wireless Z2, 3x Silicone eartips (S, M, L), 1x USB charging cable 1x User guide, 1x Safety and Warranty card