Safety Technology International, Inc. STI-V34600 Wireless Doorbell with Voice Receiver

Safety Technology International, Inc. -STI-V34600 Wireless Doorbell with Voice Receiver - Can't hear the doorbell? Add this Wireless Voice Receiver to any STI wireless chime and you will never miss a house guest or delivery again. This add-on receiver works with STI wireless doorbell chime products to provide alerts in additional rooms. When the button is pressed it sends a wireless radio signal to the indoor voice receiver display, operates up to 500' (line of sight), which will sound a tone/tune or programmable voice message letting you know someone has arrived. If the supervised transmitter is removed from the door, stolen, loses signal or battery is low, the receiver will produce a single beep once a minute. Sensor uses one 3 volt lithium battery (included), with an average life of 5 years in normal use. Safety Technology International, Inc. "We protect the things that protect you"