100% compatible with AVR JTAG USB emulator device.
AVRStudio firmware upgradeable, the Update-JTAG manual will allow the device update to most current firmware and support the device list on latest AVRstudio development software
USB data transfer speed up the update rate and debug performance.
100% compatible with AVRISP programmer. Same device support and updateable by AVRStudio
3 LEDs for debugger Status.