* Function:With Line-in & Microphone function; Colorful LED light; supply TF card
* Frequency 150Hz - 18KHZ
* Bluetooth version: V2.1+EDR
* Speaker output: 4Ω/3W
* Material: ABS
* Unit Size: 7*7*7CM
Packing: each in a polybag+white box
CTN MEAS: 46*37*21CM/60PCS
G.W./N.W.:18.5/17.5(kgs)