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• + [NEWS] Heiman's New EN54 Hybrid Addressable Solution（Wired +Wireless）HM-921 Wins International Fans with Its Hardcore Capabilities
• + [PRODUCT] Smart Wireless Siren Heiman HS2WD series
• + [QUESTION] What is the wireless communication frequency band of Heiman's infrared product HS1MS,is it adjustable?
• + [QUESTION] Does the HM-638THM-AC support wireless cascading? Does it use the RF868 protocol?
• + [VIDEO] Wireless interconnected Heat Alarm HM-205
• + [VIDEO] Wireless Interconnected Carbon Monoxide Alarm HM-733
• + [VIDEO] Wireless interconnected Detector
• + [BLOG] Heiman Sub-GHz Home Security Solution: The Wireless Security Connection Powerhouse for Complex Environments