Microphone Connection
Sing while accompanying yourself
By plugging an optional microphone (48 V phantom 
power supported) into BK-9’s MIC IN jack, you can 
enjoy karaoke and use the BK-9 to accompany 
yourself while you sing. The lyrics can also be 
transmitted to the external screen.
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3. Look at What you Can Do!
Play the Keyboard
Play using various sounds 
This keyboard contains a wide variety of high 
quality tones including a selection of dedicate 
SuperNATURAL sounds.
You can freely select and perform using these tones.
Enjoy dedicated Harmonic Bars
The virtual tone wheel sound generator oers a 
completely realistic and expressive organ experience, 
including the characteristic eects and sound 
reproduction methods of vintage organs.
Play favorite tones
Using this function, you can create four lists (UPPER1, 
UPPER2,  LOWER, M. BASS) of 10 frequently used 
sounds and recall them instantly. 
 
Select tones that match the atmosphere of the 
current rhythm (One Touch)
There are four One Touch memories per rhythm.
Play with accompaniment
The BK-9 can supply  a wide variety of high quality 
internal accompaniments (rhythm) for the music you 
play.
You can also play back rhythms located in your USB 
memory.
Enhance your performance (Audio 
Key)
Using this function, you can assign up to 7 audio 
phrases (mp3 and WAVE)  to the rightmost keys of the 
BK-9’s keyboard and start and stop them in a true DJ 
fashion.
The audio phrases can be synchronized with the 
current rhythm.
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Record Songs
Record your performance as audio 
data
Your BK-9 allows you to record in WAVE format your 
performance including the microphone and Audio In 
signal.
Record your performance as MIDI 
data
Your BK-9 allows you to record a song as MIDI data.
Record by the 16-Track sequencer
Your BK-9 contains a powerful sequencer with a host 
of edit functions. You can use it to record a new song 
or to edit existing ones. 
Record a chord sequence for instant 
use
The CHORD LOOP function allows to record a chord 
sequence for instant use. That sequence is played 
back in a loop. You can use the sequence of chords to 
pilot the currently selected rhythm.
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Play Songs (SMF and Audio)
Play a song
This unit can play songs in audio (WAVE or mp3) and 
SMF format directly by your USB memory.
Mute tracks or cancel the melody
You can mute tracks of songs (SMF) and rhythms and 
attenuate the vocal part at the center of stereo image 
(“Center Cancel”) of an audio le (WAVE or mp3).
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Smf/Rhythm edit  Functions
Makeup Tools for Rhythm or Song
A simple and intuitive way to edit the selected rhythm or 
SMF song (Standard MIDI File) without paying too much 
attention to the underlying parameters.
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Create new rhythms 
Rhythm composer
The Rhythm Composer function allows you to create 
new rhythms and to edit (i.e. change) existing ones, 
and then save them in a USB memory.
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