Description
Caltta PH devices are ARC4 10 key encryption enabled at the time of purchase. This makes them compatible with similar ARC4 capable Motorola and Hytera or other transceivers. For those who want higher encryption levels, an additional benefit is that AS256 encryption can be activated by license in Caltta PH600L, Caltta PH600, Caltta PH660, Caltta PH690, Caltta PM790 transceivers.
Blog:
Puzzles of Encryption: Safe Utilisation of Transceivers in Our Days