The OSK1039A-LR is a long-range wireless communication module produced by Optosupply. It is an advanced wireless transceiver that operates at 2.4GHz and is designed for low power and low cost applications. The module features low power consumption and offers a high degree of flexibility for various types of wireless applications. The OSK1039A-LR is integrated with a high-performance 32-bit MCU-core and supporting radio functionality at the same chip. The module supports various standards such as Bluetooth, ZigBee, Thread, and Wi-Fi. The module is also capable of OTA (over-the-air) firmware updates, making it an ideal choice for wireless IoT applications.