Features:

*Wireless Bluetoothsource input

*With 12 -- 15v DC power
*Active type, with 10w built-in amplifier bluetooth speaker for ceiling.
*ABS enclosure , alumnum meshcover.

*It's flush mount type makes theeasy and secure installation
*It can be used in 3 methods as below
A : Used as independent speaker ,connect to power 110v or 220v via adapter ,

then you can control it directly via bluetooth like mobile phone

B: Can be added other 2pcs 5w ceiling speaker work as a mini pa system
C: Can be connected to amplifier or other equipment , and the amplifier or other equipment has prority to play