nb F 9 bluetooth wireless earbuds , stereo earbuds with charging box

SPECIFICATION

* product name  ;  tws earphones

* size ; 80 x 47 x 30 mm

* colour ; black 

* material ; ABS ( acrylonitrilr butadiene stryrene)

* bluetooth version  ; v 5.0

* transmission distance ; 10 meters

* input ; 5 v 1 A 

* output ; 5 v 1 A

* battery capacity ; 4000 MAH

FEATURES 

- 3 led power display , let you know the battery clearly

- bluetooth 5.0 fast connection and low consumtion

- one key operation, more convenient

- life waterproof , not afraid of sweat when you are exercising 

WHATS IN THE BOX 

1 x charging case 

1 x pair of earbuds

1 x charging cable