This is the same transmitter that’s used in the Voice Alert TXPCBB and communicates with the Voice Alert VA6000S receiver at 433 MHz..

You’ll receive 2, and they are brand new.

The TRANSMITTER can be triggered to send a radio signal by input from either Normally Open (NO) or Normally Closed (NC) devices

The Voice Alert TXPCBB (°TRANSMITTER") is designed to trigger messages stored in the Voice Alert receiver/speaker. The signal range is up to 1000' line of sight or 300' through wall.

1000' open-air range, 300' through walls

Runs on a 9V battery for up to one year (alkaline) or up to 5 years with a lithium

When the sleep delay is set the TRANSMITTER will send a signal, when triggered, and then not be able to send another signal until the set sleep time has elapsed. This feature is used when the user wants an initial notification but does not want constant notification. To set the sleep

delay, tum the white screw slot in the blue cube located on the right side of the board, clockwise, to the desired sleep delay setting from zero to 3 minutes.

Typical NO devices include;

1. Pushbutton door bell 4. Water-level sensor

2. Smoke alarm 5. Magnetic door or window contacts (NO type)

3. Floor pressure mat 6. Temperature sensor