Check the listing for details. KURZWEIL SAMPLE RAM MEMORY K2661 K2661S - 128MB - Max Sample Ram. Condition: New. Listed at 34.95 USD. This upgrade kit is 128MB of SAMPLE RAM MEMORY that allows you to load and play samples on the Kurzweil K2661 and K2661S. The kit consists of one 128MB 5V simm. This new simm will max out the K2661's SAMPLE RAM at 128MB. There is only one Sample Ram socket in the K2661, so you need a 128MB simm to Max out the K2661's Sample Ram. You can't install two 64MB simms in a K2661. This new simm is tested in a Kurzweil and guaranteed. Complete installation instructions are included. Installing a simm in a K2661 takes 5-10 minutes and only requires a Phillips head screwdriver. To check the current SAMPLE RAM MEMORY in a K2661 model; push either the Master or Disk button and the top line on the display will read, SAMPLES:131,072K, if your Sample RAM is maxed out. The simm will be in an anti-static bag and well packaged for shipping. Email me with any questions. I will combine items in one shipping box to save you money on shipping charges when possible. If you buy a SCSI Hard Drive Emulator from me, the SAMPLE RAM will ship for free in the same box. If you purchase multiple items, don't pay until I send you a combined invoice.