J7 mini portable bluetooth speaker,wireless mini portable bluetooth speaker,portable bluetooth speaker

J7 Multi-functional Wireless Speaker

4000MA  Power bank + waterproof + 10W Speaker + Flashlight

J7 Wireless Mini Bluetooth Speaker Patent Product:

1) Sensitivity micro bluetooth speaker      

2) Metal cavity structure, sound quality more perfect.      

3) Support most of Bluetooth audio device      

4) Call pick up/hang up function, when you busy, won't missed any call.       

5) Built in li-ion battery capacity 4000mAh      

6) With voice reminder function.      

7) Main material :metal , plastic ,accord with CE&ROHS standard 

8)Fine bass

J7 Wireless Mini Bluetooth Speaker Specification:

1. bluetooth Version :  3.0  

2. Wireless transmission power :  CLASS 2-4dBm

3. Working frequency : 2.4GHz

4. Charging voltage : DC5V/500Ma—1A

5. Charging time : 5 hours

6. Charging voltage : 3.7 V

7. Power bank output :  5V 1A

8.   Battery capacity :  4000 MA

9.   Playback time: 8 hours

10.Color: pink,  blue, yellow green, black, 

11.Speaker parameter: 4Ω 5w*2  D400MM

12.THD:≤0.1%

13.Signal to noise ratio:≥90db

14.Support bluetooth hands-free function

15.Support automatic memory last song music

16.Support external TF card

Packaging:

Retail package / customized package/ OEM package/ Netural package

Shipping:

1. UPS / DHL / EMS / FEDEX /  TNT and so on express (door to door).

2. For Air Shipment, Please choose your favorite, shipping method according your detail requirement

3. The shipping discount is different in different seasons and depend different weight, we will choose the cheapest and safest way according your detail quantities

4. Normally, it will take around 3-7days from China to destination country. Please note that some remote place will need 1-3 days more.