Hot Sale Portable Intelligent Voice Bluetooth Speaker

Specifications High quality mini bluetooth speaker with good voice Range:10M Rated power:3W Frequency response:20HZ-20KHZ Feature:  1. Bluetooth version:3.0+EDR 2.Special voice prompt,easy operating  3.Built-in microphone,call and answer calls hands free 4.Line in, AUX audio input  5.With button controlling volume-/volume+ ,Prev/Next song,play/pause 6. Dual rechargeable battery,built in 3.7v 500mah lithium battery,external dock 3.7v 1020mah battery,the split dock charger can also supply power for mobile phones. 7. Military technology shell,alloy steel,antiwear material,delicate appearance 8. Pneumatic pressure cone technology,neodymium iron boron speaker,perfect sound quality.9. Using for meeting,travelling,car kit,children teaching,etc.Portable to take anywhere.   10.Split design,contact charging.Special function:Dock charger can supply  power for other mobile devices  Technical specification Range:10M                                   Rated power:3w                            Frequency response:20HZ-20KHZ Distortion:THD<0.5%                       Signal to noise ratio:≥ 86DB Degrees of separation:≥ 55dB              Speaker size:2''                                    Box lithium battery:3.7v 500mah                                               Dock lithium battery:3.7v 1000mah Speaker size:Height70mm*Diameter62mm                Dock size: Height19.3mm*Diameter82mm              Machine size:Height 86mm*Diameter 82mm                  Package size: Height108mm*Diameter90.6mm                                                  Carton size: 490mm*190mm*140mm