RT33

Earbuds Battery: 40mAh

Charging case battery: 500mAh

Speaker diameter: Ø12mm

Speaker output power: 5mW 16ohm

Speaker Frequency Response: 20Hz-20kHz

Input (station): 5V/400mA

Stand by time: 180 days

Charging time (earbuds): 1.5H

Charing time (station): 2H

Playing music time: 6H

Weight( charging case and earbuds): 30g