../ tone2_pro_firmware_v1.00_210109.zip 16-Sep-2023 09:22 124303 tone2_pro_firmware_v1.20_210408.zip 16-Sep-2023 09:22 128420 tone2_pro_firmware_v1.30_210730.zip 16-Sep-2023 09:22 128968 upgrade_dfu.sh 16-Sep-2023 09:22 2194 upgrade_dfu.sh.usage.txt 16-Sep-2023 09:22 248 upgrade_mcu.sh 16-Sep-2023 09:22 1638 upgrade_mcu.sh.usage.txt 16-Sep-2023 09:22 248