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Hearing Impaired Alarm HM2HIA

Hearing Impaired Alarm HM2HIA

SPECIFICATION
POWER ADAPTOR Input:100-240vAC-0utput:12.0VDC,0.5A,6W
BATTERY Rechargeable lithium battery(5 year life)
OPERATING TEMPERATURE -5°C to +40°C
OPERATING HUMIDITY Up to 90% RH non-condensing
MAXIMUM CONNECTED UNITS 30 units
OPERATING FREQUENCY 868 MHZ