Complete Karaoke FunctionEcho ControlSimple connect RCA cable to TVColor change for lyric on TV screenKey (Scale) control to suit your voiceMusic & Mic Volume Increase/Decrease..Alphabetical & Numberical Song SearchPlay movies/karaoke songs and enjoy singingTurn on/off the melody to lean new Karaoke songsReal time socring system to improve your singing ablity. Unique Karaoke FunctionCan connect extra wire MICWireless Remote control (optional)Support insert Max SD Card: 64GB Support Chinese Pinyin, Korea PinyinDisplay advertising pictures during static mode.Reserve 540 favorite songs in your favorite categorySongbank: English, Philippine, Chinese, Korea, Japanese,Vietnamese, Indonesian, Arabic, Thai, Cambodian, Indian( Hindi, Tamil, Telugu, Urdu, Bengali, Punjabi, SINHALESE, Kannada,Konkani ect) Turkish,Spanish, Brazilian,