DL-LLCC68-S-868 is a LoRa module with 868MHz frequency, manufactured by DreamLNK. It is designed for long-range, low-power communication applications with a range of up to 10 kilometers in open field and up to 3 kilometers in urban environment. It is based on LoRaSpread source code, is fully compliant with industrial requirements and features Master and Slave modes of data transmission. This module is RoHS compatible, has low current consumption, and is suitable for IoT applications such as smart city, metering, logistics, and environmental monitoring.