Model 380 Application Firmware File Name: M380.bin Version History: Version: 2.1 Release Date: 31 Mar 2017 Description: Supports 6 position DIP switch in Rev C hardware. Adds more headphone routing modes. Version: 1.3 Release Date: 10 Aug 2016 Description: Revised listen audio routing confirmation choices. Mono mode now sends Ch 1, Ch 2, and sidetone audio to left output only; right output muted. Don't do LED test before displaying firmware version. Wait until button is released after displaying firmware version before stating to run. Version: 1.2 Release Date: 22 Jan 2016 Description: Initial Release.