Cw Speed Adjustable From 1 To 999 Wpm. Programming And Interfacing Via Usb Port (command Line Interface) Ps2 Keyboard Interface For Cw Keyboard Operation, No Computer Required Ptt Output With Configurable Lead, Tail And Hang Times. 3 Memories With Macros Serial Number. Cw Keyboard (via A Terminal Server Program Such As Putty Or For Arduino Serial Program) Speed Potentiometer (speed Can Also Be Adjusted By Command) Type: Diy Kits / Assembled Qrss And Hscw Beacon/fox Mode Iambic A And B Direct Key Mode Ultimate Mode Error Mode Reversing The Lever Hellschreiber Mode (keyboard Send, Memory Macro, Beacon) Farnsworth Timekeeping Adjustable Frequency Sidetone Sidetone Disabled Use The Lever To Change The Command Mode Of Settings, Program Memory, Etc. Keying Compensation Dah To Dit Ratio Adjustment Weighted Call Sign Reception Practice Send Practice Memory Stacking Logging And Contest Programming Interface Klewinkki Via 1.0 And 2.0 Interface Protocol Emulation Auto Space Word Space Adjustment Preconfigured And C