Frontline x-2 aka DrumFire DF-2000

via this auction

via paleface in the comments of this audio post on the DrumFire: "The united kingdom version was known as the frontline x-2 same machine as the DF-2000."

Details from the auction:
"COOLEST MOST CAPABLE DRUM SYNTH EVER MADE + OLIVER LIEB'S SECRET WEAPON
THE ITEM IS THE BOTTOM UNIT IN RACK
Frontline X-2 also known as the Drumfire DF-2000
Adjustable pre set/Dual Channel Percussions Synthesizer
The Ultimate in Analogue drum synths
This thing smokes the Syndrums and just about all others as far as sound, functionality, adjust ability and can create many many more variations via its adjustments Basically a MOOG for drummers!
Each Channel has 2 adjustments which include
Manual trigger button
Sensitivity control
Oscillate decay1
Oscillator decay 2
Noise decay
Sweep
Pitch
Wave form shape
click on/off control
Noise filter
osc/noise balance
master volume
Audio On Off
Pre-set or manual switch
Each channel also has adjustable presets for these same controls there are 4 inputs for various footswitch functions allowing for on off control and shift between preset and manual settings for quick sound changes and 2 1/4" ins for triggers
Includes 2 standard 1/4" Acoustic triggers or use with any drum triggering device,
Outputs are standard 1/4" (2), top output sends ring or tip depending or your mixer setup
Each channel also has fully programable presets for these same controls"