2019 Hottest selling handsfree calling TF card slot portable outdoor blue tooth

2019 Hottest selling handsfree calling TF card slot portable outdoor blue tooth Product Parameters:Output voltage:3.7V-4.2Voutput power:3W*1Input:5.0VLoud speaker: Ø45mm,4Ω3W*1Signal and noise ratio(S

  • Model: 2019 Hottest selling handsfree calling TF card slot portable outdoor blue tooth

2019 Hottest selling handsfree calling TF card slot portable outdoor blue tooth



 


Product Parameters:

Output voltage:3.7V-4.2V

output power:3W*1

Input:5.0V

Loud speaker: Ø45mm,4Ω3W*1

Signal and noise ratio(SNR)>=75dB

Frequency Response:80HZ-20KHZ

Output distortion rate≤<3%

Battery:400MAH(KC )

material: ABS +canvas

Color:Dark wood grain, light wood grain.