Product name:
Hot sale 12V rechargeable battery backpack dual speakers with aux input D4
Product model:D4
Features:
Purpose: karaoke,dancing,old people doing morning exercises,entertainment,outdoor guitar playing,teaching and lecture,broadcast,evening party,ect;
Specifications:
Built-in rechargeable battery,support SD/USB/MP3,wired headset,audio input;
Power supply: 12V-24V-110V-220v;
Power:120 W;
Speaker:4 inches*1;
Battery:12V 2800MA;
impedance:4 Ω;
Sensitivity: 90 DB;
Frequency response range: 60Hz-20KHz;
Distortion factor:0.15%;
Color:Black;
Size: 310*100*200 (mm);
Package:Color carton box;
Accessories:wired headset,remote control,power cord.
