Tmate is the most awaited accessory by many users of SDR radio that can not or will not stay without usual knobs and display. With knobs and buttons, multifunctions color display, USB HID interface and the upgradable software, Tmate2 allows the control of main functions of SDR software as FDM-SW1, PowerSDR and PERSEUS. Intended mainly to allow the use of SDR software without the need to watch the screen of the PC, or when the screen of the PC is crowded by various programs such as LOG or software for DIGITAL operations or CONTEST.