STRATTEC (692325) Y160-PT Transponder Key, 4D-64 -

key 4dNord Electro 4D SW61: 61-key (5 octaves, C-C) Velocity sensitive Semi Wehted Waterfall keyboard. Nord Electro 4 SW73: ... Memory Nord Electro 4D SW61. 185 MB memoryThe key difference is that 4D Number shows you ALL the 4D results so that you can view them at a glance. It saves you plenty of time to check the 4D results at each site. At 4D Number,