*Built-in high quality amplifier*FM radio function*With USB port and SD/MMC card slot to player MP3 music*LED display screen *2pcs wireless Mic Antenna for wireless microphone *Two 6.3MM wired MIC input jack for connecting wired dynamic microphone*Microphone priority function,when you speak through microphone,the music volume will lower automatically*Wired MIC,Wireless MIC Vol..