... in One system with competitiv price,Stable sound KOD-100 HARD DRIVE Wireless Karaoke Microphone System is based on newest technolgy, ... one wireless microphone system. It combines wireless microphone,karaoke jukebox, hard disk player, mini SD card, MP4,MP3 player,USB, ... songs (select song by song number or initial letter) *Full Magic Sing-along karaoke function*Support Songs' Language: Chinese, English, ...