bluetooth speakers

Main function : Bluetooth,Aux in

Product material : Plastic case + wooden box

Bluetooth : BK bluetooth  V4.1

Speaker : 3 Inch 4Ω3 W

Amplifier specifications : Stereo 3 w * 2

Rated frequency : 2.4 GHz

Rated voltage : DC5V

Battery : 3.7 V 800 mah lithium polymer battery

Play time : 2-4hour

Transmission distance : 10M

Product size : 267*120*142mm

Net weight : 849g

Signal to noise ratio : ≥80 db

Speaker interface : MICRO USB

Color : Blue, red, black

Certification : BQB

Gift box: 285*133*164mm

QTY/CTN:  4PCS

N.W/G.W:  4.5/5 KGS

Carton size: 288*280*352mm 

20"ft:  3,500PCS

40"ft:  7,300 PCS

40"HQ: 9,000 PCS