5V power mini Ceiling Speaker wireless Bluetooth amplifier

 
mono 8W bluetooth wireless stereo power amplifier , used for hanging ceiling speakers, audio speakers and other engineering background music system, DC5V/1A power supply,  simple connection and convenient, wireless Bluetooth support all kinds of mobile phone, and tablet computer system!!!!  With a mute system, it will automatic standby if no music play after three seconds, and it will automatically boot once music play. Very power-saving!