Description: 

• Features Overview: Bluetooth + AUX IN + TF Card

• Bluetooth Version: 2.1+EDR

• Bluetooth distance: 10 meters/33 feet

• Charging Power: USB DC 5V

• Power supply: Lithium battery (built-in) 3.7V /400mAh

• Charging Time: 2 hours

• Frequency response: 80Hz-20KHz

• Size: 7.40x1.97x1.97 inch

• Weight: 2.24 oz • Easy access to Hand free Talking / Volume up / Volume down / fast forward (skip) / Backward / Pause / Play / Power buttons, etc  

Features： • Waterproof, Shockproof,

Dustproof: Bluetooth speaker is made of high quality rubber, has waterproof, shockproof and dustproof function. The stereo wireless speaker can be used under raining day or harsh environment.