Tentacle Sucker Bluetooth Speaker

Hand free phoning and portable stereo speaker
Bluetooth 3.0
Working Distance: 7-10 meter
Bluetooth sensitivity: -89 db
Speaker: 40 mm Tritone horn
Output Wattage: 3W,  4Ω
Connection port: Micro USB
Battery capacity: 400 mAh
Working hours: 3 hours continuously
Recharging standard: DC 5V, 500 ma
Full recharging time: 1.5 ~~ 2 hours
Size: Diameter 62 mm, overall length: 285 mm
Color: blue, pink, white, yellow
Shell material: silica gel