[SIGFOX] How many bytes can I transmit in one message from my device? You can send up to 12 bytes per message from the device (uplink). Last Update: August 8, 2017 December 5, 2016 2116 SIGFOX Q&A Related Knowledge Base Posts -[SIGFOX] Is the sensitivity a function of the chipset or is it something we can enhance with an LNA if necessary?[SIGFOX] What are the technical specifications of the RC16xxxx-SIG module?[SIGFOX] How often can I transmit a SIGFOX message?