The sequential prophet rev2 8 voice builds on the success of the sequential prophet 08 with this new and improved design that now features a built in step sequencer and polyphony'. '.strtoupper('t')he sequential prophet rev2 analog poly synth includes a premium quality semi weighted keybed ranging over 5 octaves for exceptional playability'. '.strtoupper('a')t the heart of the sequential rev 2 is dual dcos with curtis filters the same filters that drove the original prophet 08'. '.strtoupper('t')he modulation matrix has also been upgraded expanded to twice its size with 8 individual slots and a range of new sources destinations'. '.strtoupper('w')ith 8 voices and a range of upgrades and enhancements the sequential prophet rev2 is ideal for any sound creator and or digital musician.