Central PowerMaster-33 radio with PowerG technology. Bidirectional microprocessed central of up to 64 zones, 3 partitions, 48 user codes. It allows up to 10 keyboards and 32 controls. PSTN marker incorporated. Communication protected by the AES-128 algorithm. Use Expanded Spectrum technology with Frequency Hopping (FHSS). Ability to cover installations significantly larger than other traditional systems, without the need for repeaters.