RT50A

Earbuds Battery: 40mAh

Charging case battery: 500mAh

Speaker diameter: Ø13mm

Speaker output power: 5mW 32ohm

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: 4.5H ANC OFF; 4H ANC ON

Reach up to: 10 meters

Weight( charging case and earbuds): 43.5g

Active Noise cancellation:-25dB