The Sonic Sitter, model BC 400 is a small, attractive unit that immediately alerts you when your baby starts crying.
The BC 400 has an adjustable sensitivity control, and can be set to alert you to sounds as soft as a babys whisper.
The BC 400 simply plugs into any outlet in the baby's room. So your baby is not disturbed, no lamp flashes it simply sends a signal to your Sonic Alert receiver.
When your baby cries, the BC 400 sends a signal over your homes electrical system to remote receivers, so it is completely wireless!
There is a built-in indicator light to show you its working.
Please remember you need to use at least one remote receiver with the Sonic Sitter.
** Note ** There is a 5+ second threshold required to activate the unit. The baby must cry for 5+ seconds for the unit to be activated.
Product Manual Click Here For Sonic Alert Baby Cry Signaler Instructions