Features: 1. Support reading MP3 songs in TF card and U disk; 2. Support independent adjustment of treble, bass and master volume; 3, Working Voltage : AC 220V or DC 12~24V 4, With AUX Audio input, can be connected to the computer, mobile phone or CD 5, Digital power amplifier, peak power 400W, can drive 4Ohm 100 magnetic speakers; 6, Dual microphone input, adjustable reverb; built-in Bluetooth wireless Receiver and FM radio . Specifications: 100 Brand New Colour:black Size:As shown Package Includes: 1*Digital Bluetooth Stereo Amplifier Board 1*Remote control 1*Audio Cable 1*Power supply cable Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.