Media Manager Namespaces Choose namespace [root] 2.4g ai-wb1 ai-wb2 ai_ide_install ai_ide_use aicloud b_and_t ble en esp32 esp32-a1s esp8266 esp_download gprs gps lora mt nb-iot onenet open_hard pasted playground rtl8710 rtl8720 si4432 tools ttcloud undefined uwb voice wiki Media Files Media Files Upload Search Search in ai_ide_use Thumbnails Rows Name Date Apply Search file name: Search File View 2.4g:docs:spec:nf-04_20180926.pdf Date:2019/12/27 08:19 Filename:nf-04_20180926.pdf Size:622KB References for:2.4G Module Series2.4G Module Series2.4G Selection TableGSM/GPRS操作示例