# Node Module [中文](/zh_CN/product_documents/bases/node_base) | English | [日本語](ja/product_documents/bases/node_base) ## DESCRIPTION Node is a base as a intelligent node in the IOT. If stacked a M5Core, it will be a intelligent node that can communicate with surrounding equipments via IR, Bluetooth or WIFI. * Including 12 RGBs and one temperature and humidity sensor(DHT12), it means Node can display its own status and perception surrounding environment. * There are 4 IR Transmitter LED at four corners and two IR Receiver * There are two MIC * A Codec chip(WM8978) inside that is often used to be applied for Hi-Fi Speaker. ## FEATURES - Including 12 RGBLed - Including a HiFi stereo codec chip(Up to 24bit DAC) - Including a lithium battery interface ## INCLUDES - 1x Node Module - Wall holder - 4x screws - 4x Type-C USB Cable ## Applications - Intelligent IOT node - Webradio - Intelligent sound box ## DOCUMENTS - **[WebSite](https://m5stack.com)** - **[WM8978](http://pdf1.alldatasheet.com/datasheet-pdf/view/96647/WOLFSON/WM8978.html) (WM8978)** - **[Schematic](https://github.com/m5stack/M5StackModule-Node/tree/master/schematic)** - **[Example](https://github.com/m5stack/M5StackModule-Node/tree/master/example)** - **[Quick Start]()** - **[Purchase](https://www.aliexpress.com/store/product/M5Stack-New-NODE-Samrt-Speaker-WM8978-Audio-Development-Board-I2S-Module-with-DHT12-Sensor-MIC-IR/3226069_32949773234.html)**