Hearing Impaired Alarm – Wireless Siren/Strobe Light Alarm

MODEL: W-A-SBRF

• Power supply: DC6V lithium battery DC3V x 2pcs
• RF module, 433MHz, wireless interconnection with all Watch products
• Sensor type: electret microphone
• Alarm volume: >85dB/3m
• Alarm form: LED strong light and buzzer