speed adjustable from 1 to 999 WPM. Programming and interfacing via USB port (" Line Interface")PS2 keyboard interface for keyboard operation, no computer requiredPTT output with configurable lead, tail and . 3 memories with macrosSerial number. keyboard (via a terminal server program such as Putty or for serial program)Speed potentiometer (speed can also be adjusted by )Type: AssembledQRSS and HSCWBeacon/Fox Modeiambic A and BDirect key modeUltimate ModeError modeReversing the leverHellschreiber mode (keyboard send, memory macro, beacon)Farnsworth TimekeepingAdjustable frequency sidetoneSidetone disabled the lever to change the mode of settings, program memory, etc.Keying compensationDah to Dit adjustmentWeightedCall practicesend practiceMemory stackingLogging and contest programming interface Klewinkki via 1.0 and 2.0 interface protocol emulationAuto spaceWord space adjustmentPreconfigured and custom ProSignNon-volatile of settingsModular code design, allowing of features and easy code modificationMaterial: Metal + Plasticcolour: bluePackage Contents:1 x Open keyer MK2 KITOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.