Firstsing Outdoor mini speaker portable bluetooth 2.1 speaker waterproof car speaker

Description:
1)MI-NI waterproof Bluetooth speaker
2) Spacecraft design
3) IPX-4，Large LOGO position
4) portable size,easy carry
5) support Bluetooth wireless connection
6) support hands-free calls
7) support Line-in
8) support multiple colour
Specification:
bluetooth Version: 2.1+EDR
RF range: 10M
Frequency response: 100Hz-20KHz
Playback time: 3-6hours
Charging time: 3 hours
Capacity:3.7V/400mAh
Charging input: DC 5V
Microphone sensitivity: -40dB
THD≤1%
Loud speaker output: 3W