a powerful, NEW wireless product from CALL24 is your answer! Fast communications of live or pre-recorded announcements via a single code sent from any authorized two-way radio to each classroom.

• Immediate voice, flashing lights alert
• 24-hour rechargeable battery backup
• Controlled by YOUR radio system
• Campus wide, zone or individual calls
• Complements CALL24 Wireless Callboxes
• Break through “wired” barriers NOW!
DMR – M-Series Callbox


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