Serene Innovations Centralalert Notification System Ca360h Vibrating Alarm Clock/receiver with Hanging Door Knock Sensor for Deaf or Hearing Loss Impaired Disabled
- CA360 Vibrating Clock Receiver Features: An unlimited number of CentralAlert CA360 system can be used in close proximity, such as in apartment buildings or hotels Alerts to alarm clock, doorbell, door knocks, phone/fax, audio alarm, baby, weather, motion and more (sold separately).
- Supports up to 4 CA-DB doorbells and CA-DX door knock sensors (in any combination) Supports up to 10 CA-RX remote receivers, 10 CA-PX personal pagers, 10 CA-AX audio sensors, 4 CA-SOS emergency SOS pendants, 3 CA-BX baby cry sensors, 1 CA-CX phone sensor and 1 CA-NOAA weather alert sensor Alarm clock has adjustable brightness display, dual alarm settings and dual bed shaker jacks (one bed shaker included).
- 1.25" bright clock display Adjustable loud audio sound and bright flasher Big and easy to see alerting icons 2.4GHz frequency.
- Uses 520Hz square-wave technology for maximum audio alert, found to be more effective in alerting people with hearing loss Up to 200 ft operating range Dimensions: 6.5" x 4.5" x 2.25" Battery backup 4 AA NiMH (batteries not included).
- CA-DXH Door Knock Sensor Features: 2.4GHz operating frequency Up to 210 ft operating range Uses 2 AA alkaline batteries (not included) Dimensions: 2.5" x 3.8" x 1" * Accessories sold separately..