The AT-406B is a set of 2 charcoal gray handsets from Aiphone which feature the AT-306B and the AT-206B. The AT-406B handsets are capable of communicating and calling each other throughout a working environment, they also operate on a 6V DC power supply (not included)(Skk-620) or 4 x AA batteries for high quality operation. The AT-406B handset is user friendly, easy to install, reliable, and comes affordable to help save money.
- Call button (master) rings all the subs
- Up to 2 addtional subs can be added (AT-406B)
- Sub rings master only
- Chime-phone intercom set
- Battery operated with status indicator LED
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