The BD615 typically has two programmable side buttons (top and bottom). Through the CPS, these can be assigned functions such as:
Unlike high-end series that use the standard "H-Series" software, the BD615 belongs to the entry-level digital tier. You should ensure you have the correct version (e.g., V1.0 or V2.0) that matches the firmware currently installed on your radio. Key Features of the Software: hytera bd615 programming software