BT-X75

Bluetooth Speaker: V4.1 + EDR Good Sound with competitive price

Function: phone call，TF card，AUX,
material ABS + Fabric
distance: 10meter   
Speaker: Ø45mm，4Ω/3.0W

inneFrequency Response: 90Hz-20K/ 60db

Battery:  18650  1200MAH 
working time: 2-3H   
Product size:67*162mm