https://www.ezurio.com/support/faqs/when-designing-with-bl653-is-it-possible-to-design-a-single-pcb-which-can-swap-in-either-module-variant-453-00036-internal-antenna-or-the-453-00041-trace-pin-variant-or-are-different-board-designs-required
When designing with BL653, is it possible to design a single PCB which can swap in either module...
Ezurio turns design possibility into reality with a comprehensive range of RF modules, system-on-modules, single board computers, internal antennas, IoT...