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 docs hardware png onenet open_hard pasted playground rtl8710 rtl8720 si4432 tools ttcloud undefined uwb voice wiki Media Files Media Files Upload Search Search in nb-iot:hardware Thumbnails Rows Name Date Apply Search file name: Search File View nodemcu-vc-01_02-kit_v1.0原理图-20220120_1_.pdf Date:2022/04/28 04:59 Filename:nodemcu-vc-01_02-kit_v1.0原理图-20220120_1_.pdf Size:20KB References for:Offline Voice Module Series