CW speed adjustable from 1 to 999 WPM. Programming and interfacing via USB port (" Line Interface")<br>PS2 keyboard interface for CW keyboard operation, no computer required<br>PTT output with configurable lead, tail and hang times. 3 memories with macros<br>Serial number. CW keyboard (via a terminal server program such as Putty or for serial program)<br>Speed potentiometer (speed can also be adjusted by )<br><br>Type: DIY Kits<br>QRSS and HSCW<br>Beacon/Fox Mode<br>iambic A and B<br>Direct key mode<br>Ultimate Mode<br>Error mode<br>Reversing the lever<br>Hellschreiber mode (keyboard send, memory macro, beacon)<br>Farnsworth Timekeeping<br>Adjustable frequency sidetone<br>Sidetone disabled<br>Use the lever to change the mode of settings, program memory, etc.<br>Keying compensation<br>Dah to Dit ratio adjustment<br>Weighted<br>Call sign reception practice<br>send practice<br>Memory stacking<br>Logging and contest programming interface Klewinkki via 1.0 and 2.0 interface protocol emulation<br>Auto space<br>Word space adjustment<br>Preconfigured and custom ProSign<br>Non-volatile storage of most settings<br>Modular code design, allowing selection of features and easy code modification<br>Material: Metal + Plastic<br>colour: blue<br><br>Package Contents:<br>1 x Open CW keyer MK2 KIT<br><br>Only the above package content, other products are not included.<br>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.