Firstsing IPX4 triangle shape waterproof portable bluetooth 2.1 car speaker

Description:
1) Sensitivity micro bluetooth speaker
2) With suction cup, enable adsorb on the wall
3) Support Iphone, ipad and most of Bluetooth audio device
4) Call pick up/hang up function, when you bathe, won't missed any call.
5) Built in li-ion battery capacity 400mAh
6) Mini USB power charging port
7) Waterproof Level IPX4
8) With voice reminder function.
Specification:
bluetooth Version: 2.1+EDR
RF range: 10M
Frequency response: 100Hz-20KHz
Playback time: 3-6hours
Charging time: 3 hours
Standard time: 120 hours
Charging input: DC 5V
Microphone sensitivity: -40dB
THD≤1%
Loud speaker output: 3W