Bluetooth Version JL4.2
Function:Hand free phone.AUX in function TF.USB.FMt

Output voltage:3.7V-4.2V

output power:50MM. 5W*2

Input:5.0V

Loud speaker: 4Ω /3W

Signal and noise ratio(SNR):80db

Frequency Response:20HZ-20KHZ

Output distortion rate≤0.5%

Battery: 2400 mAh;

material: ABS plastic

Color:black/white/blue/pink/red

Solution: JL4.2

Power output: 10W*2

Function:AUX/ BT/USB//handsfree/power bank

speaker：75mm  4Ω 5W

Battery Capacity:2400mAH  

Voltage:DC 5V                  

Bluetooth distance:10M  

S/N ratio:≥75dB      

Frequency response:100--18K Hz

Distortion：0.1% w1K Hz  

Working time:5-6hours at 70% vol

Charinging time:2-3hours

Color:red, blue,arm green

Material：ABS+Iron+silicon

Accessories:Charging Cable,manual  

Solution: JL4.2        

Power output:3W*2  

Function:AUX/ BT/TF card/USB/handsfree/power bank

speaker：52mm   4Ω 3W

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+silicon

Accessories:Charging Cable,manual