Description: High-quality crystal clear sound from two different precision mid-range high-precision drives and treble, designed from our proprietary passive bass radiator, providing excellent stereo and enhanced bass ------ subwoofer Generation of voice. Waterproof Bluetooth speakers maximum volume without deformation; room full of sound, perfect home, dormitory, kitchen, bathroom, car, party; streaming music or Internet radio service, such as Pandora. Waterproof, dustproof, sand control; outdoor shower speakers, perfect beach, swimming pool, car, boat and golf cart - expert speakers can resist mild water and splash, but can not be partially or completely submerged. 

High capacity rechargeable battery, full of charge when charging for 5 hours, 1/3 volume; designed for comfort with no edge edges, better travel and hiking, ultra-light and easy for your backpack, luggage. Connect to a Bluetooth connection: iPhone, iPad, iPod, Mac, Smartphone, Tablet PC, Windows 10 ---- Play from Chromebook, Windows 7-8system, TV and non Bluetooth device Use the supplied 3.5mm audio cable to connect to AUX-IN jack - built-in microphone.

Specifications: Bluetooth support: V3.0 +EDR. Range: 10 meters. Transmitting frequency: 2.4G HZ. Power supply: DC5V/100-120mA. Battery: 3.7V 400mAh lithium. Charging time: approx. about 3 hours. Operating time: approx. about 2-3 hours. IP grade: IP x 4. Frequency response: 100HZ-20KHZ. Output: 3w. S/N Ratio: >75db. Distortion: