Korpa 
The CTK-700 includes 61 Full-Size keys, 100 Tones, 100 Rhythms, 100 songs, LCD Display, Dual Speakers, Transpose and Tuning Function, MIDI, Microphone Input and Volume for Sing Along.
The CTK-700 has a built-in MIC Input jack and volume controller. It also includes a 3-step lesson to help you learn to play with the correct notes.
Large LCD
The CTK-700 has a Mic-In terminal and Microphone Volume Controller. This keyboard also has 2, 10 cm Speakers.
The Song Bank Controller, you can stop, play/pause, forward/reverse songs.
Simple On/Off Swith and with a push a button, increase or decrease the sound level
The CTK-700 has 100 Built-in Songs, 100 different Rhythms from Rock, Jazz and Dance and has 100 Tones ranging from Piano, Guitar, Brass and Percussion Sonds.
