Bluetooth version: Bluetooth 5.0

Product model: Sports Bluetooth earphones

Headphone type: wireless Bluetooth

Color classification: red/black

Sensitivity: 110dB+/-3dB

Frequency range: 200-20000Hz

Battery capacity: 120mAH

Music duration: 10 hours

Transmission distance: 10 meters

Charging time: approximately 1.5 hours

Input: When 5V=1A

Charging method: micro USB

Material: ABS+PC