Fusion is similar to the loop module, sharing a similar technological know-how, and What's more, it supports up to 31 wireless products. The volume of Fusion interfaces, will depend on the control panel being used, but a call to EMS guidance gives you a lot more details. Most radio-interlinked alarms https://www.thesafetycentre.co.uk/blog/ems-wireless-firecell-systems-from-the-safety-centre/