AudioSwift - Use your trackpad as a MIDI controller - YouTube
Korg KP3+ Realtime X-Y Touchpad MIDI Controller with 150 Effects and Sampling | Reverb
ROLI Lightpad Block M MIDI Touchpad Controller - Black for sale online | eBay
Are pad controllers becoming more important than MIDI keyboards? | MusicRadar
AudioSwift - Trackpad MIDI Controller
Amazon.com: KONIX MIDI Keyboard Controller 25 Key, Portable USB MIDI with Velocity-Sensitive Mini Keys & OLED Screen Display for Mac/ PC, Small MIDI Keyboard with Unique LOOP Function and 8 Backlit Drum
XY Pads for Sound Design with a Trackpad - AudioSwift
iCON iPad Mini USB Midi Controller Drum Pad with XY Touchpad - Black | Reverb
AudioSwift - Trackpad MIDI Controller
49-Key USB MIDI Keyboard Controller with X/Y Touch Pad + Pedal + Hosa Cable & Labels - Walmart.com
Novation ReMote 25LE MIDI and USB Keyboard Controller Touchpad & Joystick Retro | eBay
ROLI Lightpad Block M - Wireless Touchpad Controller | Sweetwater
7 MIDI Controllers That Show We're Evolving Beyond the Standard Keyboard – Flypaper