Solution: BK4.2 TWS

Power output: 3W*2

Function:AUX/ BT/handsfree

speaker：40mm    4Ω 3W*2

Battery Capacity:1200mAH  

Voltage:DC 5V                  

Bluetooth distance:10M  

S/N ratio:≥75dB      

Frequency response:180--18K Hz

Distortion：≤0.1% w1K Hz  

Working time:3-4hours at 70% vol

Charinging time:1-2hours

Color:red, blue,yellow, green

Material：ABS+Iron+rubber coating

Accessories:Charging Cable,manual  

bluetooth version:JL4.2

Battery Capacity:1200mAH  

Speaker: 52MM

working Voltage:DC 3.7V                  

charging voltage:DC 5V

palying time:2.hours

charging time :2-4hours

Frequency response:90Hz--20kHz

Bluetooth distance:10M  

Funcion: BT  USB TF card  AUX  FM  handfree

S/N ratio:≥80dB      

Material :ABS fabric

Accessories:Charging Cable,manual  

color:black red blue  orange  meisai

output power :5w

distoration:1% w1k Hz

bluetooth version:4.1

speaker: 52MM   3w

BT chip:JL

function: BT  TF card  U disk  FM  lighting  handfree

battery capacity:1200mAH  

battery type:18650

Transmission distance  :10 m

speaker type:bluetooth speaker +lighting+vibrating diaphragm

frequence :65HZ-100HZ

S/N Ratio: ≥98dB

material:ABS+fabric

logo craft:silk screen

input :DC 5V

playing time:2 hours

charging time:2 hours

Accessory:charging wire

color:black red blue orange grey meisai