sell simmons sds-6 drum trigger step sequencer with midi (absolute rare!) 8 channel - 32 steps matrix step sequencer. this vintage sequencer has 256 leds to show you your input. this one has built in midi (which is ultrarare), so you can sync it with your favorite sequencer. also included is an original rare simmons memory cartridge, which can be used in a sds7 too, to store alle your sequences or sounds. it will trigger all your drum synthesizers like the sds 1, sds 3, sds 7, sds 8, sds9, sds 200, sds 800, tama etc. it`s a perfect addition to your analog synth and drum synthesizer! very good working and look conditions! i can send all over the world! contact me for photos and any info ....if you are interested ;-) 620 eur email: dderossi1@alice.it