Using an intercom is one of the most popular activities in communication. They can be a valuable communication tool within a house, class, special events, field trips etc.
KELVIN®'s Intercom features include:
- Minimized feedback noises and retain sensitivity. You can have the two intercoms close to each other without hearing annoying feedback noises. Clear crystal sound quality.
- Units can be powered by a batteries or wall mounted power supply. Only one unit needs to have the power supply (or battery). The second gets the power from the first. The on/off switch can turn on or off both units.
- Each side can buzz the other for getting attention.
- You can use the buzzer to practice Morse Code by sending messages to the ™other side™. One of the finest intercoms in the educational field.
Includes a pair of intercoms, project boxes, 2 pair of wires and one battery. Kit requires assembly and soldering. Grades 10 and Up.