Update the BHT-1700/1800 series System Program,...
Update the BHT-1700/1800 series System Program, SDK and Software User's Manual.
2021.08.17
Update the BHT-1700/1800 series System Program, SDK and Software User's Manual.
Note: The SDK (without OS) for OS version 1.00.21 or later is posted separately from the previous version.