格安インカムＭ１－Ｓ　ＰＲＯと高級インカムビーコムの接続方法は？グループでの接続方法も解説！

The M1-S PRO: The Best Value Intercom At around ¥7,000 per unit, it packs in the features of a premium intercom. It features universal connectivity, allowing you to connect with intercoms from other manufacturers, making it a highly recommended intercom. However, I had never tried this universal connectivity feature before, so this time I tried connecting it to B-Com, a giant in the intercom world. Check out the results! #M1-S PRO #B-Com #IntercomConnection