Aiphone AT-406 Handset-to-Handset System, White (AT-206, AT-306)

Built for reliable, everyday security communication, the Aiphone AT-406 handset-to-handset intercom system delivers clear two-way voice links ideal for reception areas, guard stations and small surveillance or monitoring installations. This compact, wall-mount audio intercom kit includes a master and a sub handset and supports expansion with up to two additional sub units to broaden coverage. Installers will appreciate the simple wired connectivity—only two conductors required between handsets—plus flexible power options: run from a 6V DC supply (SKK-620C) or use 4 AA batteries with a visible status LED for backup. The AT-406 combines dependable wired communication with battery redundancy to maintain site communications during power interruptions, helping improve response times and visitor screening. TAA and NDAA compliance, plus a 1-year limited warranty, make this Aiphone intercom an easy choice for government and commercial procurement. Ideal for entry control, internal security communication and light surveillance setups—order the AT-406 or contact sales to configure it for your site.

• Secure two-way communication between master and sub handsets for fast on-site coordination
• Dual power options (6V DC or 4 AA batteries) with status LED for reliable operation during outages
• Expandable up to two additional sub handsets to cover small offices, guard stations or reception areas
• Simple wired setup requiring only two conductors between handsets to reduce installation time and costs
• TAA/NDAA compliant with a 1-year limited warranty for procurement confidence and long-term reliability