CPU Speed:
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
power source:
100 - 240 Volts
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
Battery Capacity:
Earbud battery capacity: 40 mAh (typical capacity), Charging case battery capacity: 500 mAh (typical capacity), Type: Lithium-ion polymer lithium battery