The more buttons the device has, the more complex the input can be.
Novation SL MkII 61: 58
4. Has an input/connector for the sustain pedal
When pressed, the sustain pedal allows all notes to sound and “vibrate” freely. All notes played will continue to sound until the pedal is released. This is perfect when you need a sturdy and responsive control over sustain.
48% have it
5. Has a modulation wheel
The mod wheel is used to add expression, or to modulate (change) various elements of a sound or sample.
66% have it
6. Has a pitch wheel
The pitch wheel alters the pitch and timbre of a sound in real-time. It can give fine tuning control from fractions of a semi-tone to huge multi-octave pitch swings.
66% have it
7. number of faders
Faders can be either channel volume faders, pitch sliders, crossfaders or even EQs.
Nektar Panorama P6: 10
8. Is compatible with Windows
It is compatible with PCs and laptops running the Windows operating system.
99% have it
9. Is compatible with iOS
It is compatible with a range of iOS devices such as iPhones, iPads and the iPod Touch.
39% have it
10. Has backlit LED buttons
Buttons will light up when pressed, resulting in better visibility to users.
72% have it
11. Has velocity sensitive keys
Velocity sensitive keys are just spring loaded keys that sound out louder the harder you hit them. If you "lightly" press a key, the sound will be quiet; the harder you press, the louder it gets.
69% have it
12. drum pads
The pads section is ideal to trigger loops and samples, using your finger drum skills.
Novation Launchkey 61: 16
CME Xkey: 16mm
14. Is compatible with Mac OS X
It is compatible with Mac OS X devices such as MacBooks and iMacs.
Devices can communicate in both directions with each other without any additional MIDI interface. The biggest advantage is that the USB connection can be used for everything; power supply, MIDI-in and MIDI-out. This means you need less cables.
17. Has octave buttons
The octave buttons are used to shift the keyboard up or down in one octave increments. This extends the range of the keyboard in either direction, which lets you play notes that lie outside the number of keys available.
18. number of knobs
More knobs (rotating controls) can give the user more dedicated control over the device, eg. volume, effects, EQs etc. Types of knobs may differ: endless type or step type.
E-Mu Xboard 49: 16
19. total keys
The amount of keys the controller has on the keyboard.
Icon Logicon 8 air: 88
A type of knob that has a push button functionality built in. Encoders are for browsing and selecting your digital sound files or turning on a function that makes use of a control's rotation such as sound effects or tempo/tap tempo selection.