1.Mini bluetooth speaker 2.10meter distance 3.With TF card slot 4.For mobile phone etc. Specifications: 

1,With strong bass 2,Mini bluetooth speaker 3,10meter distance 4,For mobile phone

                        Bluetooth speaker with TF card for iphone

Description:
Model Number:	K168
Compatibel with:	iPhone,iPad, table pc, notebook etc( include all device with Bluetooth function)
Dimension:	59.5mm*H59mm
Power output:	3W
Bluetooth:	Bluetooth V2.0+EDR
Bluetooth profile: )	<10M( According to environment and mobile phone Bluetooth device, transmission range have some different)
USB charge voltage:	DC 5V
Battery:	Built in li-ion battery, 3.7V 600 mAh
Playtime:	4-8 hours