With a firmware upgrade interface. Through this interface, you can update the firmware for HAMGEEK USDX-CW or HAMGEEK USDX-FT8 transceiver. HAMGEEK USDX-CW / USDX-FT8 5W usDX SDR QRP Transceiver QCX-SSB to SSB 15m/20m/40m 3-Band All Mode HF Transceiver w/ Bluetooth.
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