Features:
100% new brand and high quality
Portable and Waterproof
It is very useful and helpful

Sp[ecifications:
Bluetooth Version: CSR 4.0                
Battery:Lithium 3.7V   750mAH      
Charging :DC 5V             
Charging time: 2H     
Music play time:5H
Speaker size:φ40  4Ω 3W
Operation Range:10M  
Frequency:2.402-2.480 GHz Audio Interface: 3.5mm jack Phonespeaker with microphone: to answer/ending a call
Color:Black， White， Red
Product Dimensions:10.5x5.7x2.2cm                  
Package Dimension:12.2x8.3x3.2 cm
Net Weight: 150g  

Packace includes:
1x  Wireless Bluetooth Speaker