Delivers Max Power 450W+450W (Totally 900W) to be used for multi-speaker 4-16 ohms impedance. It boasts roaring bass, crisp highs and an outstanding richness that most amps can only at. With high capacity transformer and premium processing chips, gives you HIFI sound effect. With 2 Mic jacks design, allows to experience more joyful karaoke for two. control knobs allow to adjust the and delay effects of the microphone. Bluetooth 5.0 gives you a large operating range of 16.4FT/5M. Supports 3.5mm AUX, & MIC Input, USB Port & FM Radio. UPGRADE version also supports OPT/COA input, let you experience karaoke or listen to great music whenever and wherever. In addition to being to manually change the playing track and the total volume through the body panel, it is also equipped with remote control, more convenient to use. The LED display lets you see the settings you change easily. Supports DC 12V/5A or AC 110V-240V power input, suitable for a variety of occasions. With 70Wx2 Rated output power, supports speakers with 6-8 inch, can easily drive a variety of audio devices. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. voltage: 110V-240V Battery for Remote: CR2025 x1(Included!) Colour:black Material:ABS NOTE: For optimal effect, the rated power of per speaker should not exceed 70W. For DC Power, pls use 12V/5A adapter. Only one power method can be used at any time ! Package Contents: 1 * amplifier 1 * wiring harness 1 * remote control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.