The MFJ-452X CW Keyboard keyer with display and no keyboard, CW Keyboard lets you send effortless CW as soon as you turn it on -- no computer to boot, no program to load just start typing. You get a standalone MFJ CW Keyboard that includes an RFI suppressed keyboard, a two line 16 character LCD display, eight 250 character nonvolatile message memories, a 150 character type - ahead buffer, iambic keyer, plus a powerful Morse Code trainer, much more! Variable speed from 5 to 100 WPM, adjustable weight from 5 to 95%, sidetone from 300 to 3000 Hz and serial number from 0 to 9999. Has buffer and memory full audible indicators. Keys solid state and the tube rigs. AT101 compatible keyboard plugs into compact 3.5x2.5x3.5 inch interface.