“This an 8 Voices/2DCO+ 1Sub OSC with a VCF section controlled by a VCF envelope, VCA section control by a VCA envelope.
A lot of modulation possibilities and and amazing ensemble effect.
This underated and underestimated synthesizer could be compared to a Jupiter 8 mixed with a Juno 6 in terms of sound possibilities.
This synthesizer is in excellent condition, almost flawless, it has the original Tape factory presets so that you can load the original sounds again.
It also has the Original soft case.
The Teisco SX-240 is fully working, have been cleaned and refurbished.
All the knobs have been cleaned and lubricated.
The keyboard has been cleaned, every keys are working correctly without double triggering.
The back-up battery has been changed before any damage or leak happens.”
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“Kawai K3M vintage 6 voice Polyphonic Analog / Digital hybrid MIDI synth rack.
“Underrated 80s classic. 6 voice polysynth with 2 digital oscillators that let’s you choose from any of 32 waveforms from traditional analog waveforms to complex waveforms for killer bells and choir timbres. Then route them throguh analog filters for that classic warm tone. Not in the greatest condition, but built sturdy and sounds great.”
“Kawai K3M Analog Digital Hybrid Vintage Synth – Very Rare – No reserve. Condition is Used. ”
“KAWAI K1m Digital Synthesizer Module, used, vg+ condition. Condition is Used, kept in smoke-free studio environments by myself and original owner who bought it new in the ’80s, I bought it ~7 years ago. Excellent working condition, screen is bright and looks new, joystick and buttons all working fine. Has a lovely unique ’80s synth voice! Power supply is NOT included, runs on any generic 12v power supply”
“Good working used Kawai SX-240 from my personal studio and collection.
“KAWAI K5000 W Advanced Additive Synthesizer. Condition is Used.
“For sale:
“Working perfectly KAWAI K3M wavetable synthesizer rack module!”
“Kawai K1 II Digital Synthesizer and Midi controller. Condition is Used.
“Used vintage k4. This is a really light weight rack, don’t let the appearance fool you. The rack has plenty of cool sounds on board waiting to be played, and theres more patches on the internet too (just make sure the memory protect is off before sending patches, I made that mistake once) Sounds great!” 
“The item has only been tested for power and that’s it and I honestly don’t know what’s wrong with it if there is a problem but it comes as shown and check pictures for condition these pictures are part of the item description selling as is”
“Kawai K3 Digital Wave Memory Synthesizer, from the 1980’s. Sold by original owner.
“Good used condition. General wear from regular use. Powers ON, but we have no way to further test. Power cord not included.”
“KAWAI K4 KEYBOARD SYNTH
“Tested Kawai K3 Vintage Hybrid Wavetable Synth RC2 memory cartridge included
“KAWAI K1m Desktop digital synthesizer module w/ OEM pws and DC8 ram card. Condition is Used.”
“Kawai K1 II Synthesizer 16-Voice Polyphonic 61 -Key Touch Response Keyboard. Perfect working condition, includes original Kawai power adapter.”
“Kawai K1 II Synthesizer 16-Voice Polyphonic 61 -Key Touch Response Keyboard. Perfect working condition, includes original Kawai power adapter.”
“Up for auction is this KAWAI K-4 vintage Digital Synthesizer
“Kawai K4 16 Bit Digital Synthesizer Keyboard No Power Supply. Condition is Used. Includes soft case – but as you can see in the pictures, one side of the shoulder strap for the soft case has broken off. The keyboard will NOT power on – but I do not have the power cord. This may be a simple fix, but maybe not. I simply do not know.”
“Check pictures for condition these pictures are part of the item description and come as shown & item has been tested for power only & The item is used and also is missing a key also some keys are damaged”
“Kawai K4R Rackmount Synthesizer 16BIT module . Condition is Good Used. Power supply included.”
“Kawai K3. Mint… Great synth with Aftertouch!”
“Good used condition. General wear from regular use. Powers ON and seems to work, including several presets, pitch and mod wheels. . Power cord not included.”
“Kawai K1m Digital Synthesizer Module. Condition is Used. The auction includes the Kawai power adaptor.”
“Mystic Frequencies Studios is re-vamping / re-doing part of the electronic area of it studios and we no longer needs so many K3m’s.
“Kawai Q-80 Digital Midi Sequencer – Used. Condition is Used.”
” I purchased this from the original owner three or four years ago and its a lovely sounding analog synth in perfect working condition, however due to the lack of space in my studio I have replaced it with the rackmount version, hence the sale of this great synth.
“Up for auction is a Kawai K4 16-Bit Digital Synthesizer! No power cord or any other accessories are included. Used & in good playable condition! Some wear on the keyboard from past use.”
“Kawai K3m Synthesizer Module With RC-2 Memory Module.
“Very nice Kawai SX-240 analog synthesizer available here. This synth has been tested and works well! All functions and buttons seem to work as they should. I am no expert when it comes to synths, but I’ve been playing around with this for the better part of a year and have had no troubles with it. No dead keys or anything like that. Please ask any questions you may have. Any overcharge in shipping will be refunded. Will be shipped insured as well. Also it comes with an older soft travel bag that is not pictured. Local pickup is encouraged, or I can deliver within 100 miles for a small charge.” 
“This is used and untested KAWAI K5m Rack Mount Synthesizer. I DO NOT have the manual or any accessories, other than the power cord, so I could not test it other than powering it up. No other testing has been performed.”
“Kawai K4 16 Bit Digital Synthesizer Keyboard Works Great No Power Supply. Condition is Used. Includes soft case – but as you can see in the pictures, one side of the shoulder strap for the soft case has broken off.
“This Item is in fair condition with a few scratches on top.