Intercom circuit It is a small communication device. The most commonly used in homes that are connected between each floor or each room.
- Use a 6-12 volt DC power supply.
- Eat about 28mA @ 12V (standby) and 160mA @ 12V (while running)
- Have a switch to listen or speak.
- Can adjust the volume.
- Printed Circuit Board Size: 2.46 x 1.99 inches