KRS-D710G USB Cable & RT Systems Software TM-D710G Column editing for changing several channels with minimal typing. An easy interface to ARRL Travel Plus, RFinder-Worldwide Repeater Directory, Radio Reference, or Repeater Book to get repeater information. (separate purchase or subscription may be required) Ability to copy and paste spreadsheet or website data. Windows version requires Microsoft Windows 7 (32 and 64-bit), Windows 8/8.1 (full version), Windows 10. Mac version requires MacOS X Lion (10.7 64-bit) or higher.