Lobby Panel Surface Mount Hands Free Accessories for 1816 / 1820 Series

• ✓ Standalone Intercom System Without PBX Telephone Central Required
• ✓ Voice Identification Through Telephone for Secure Access Control
• ✓ Supports up to 1200 Users With Programmable Directory Memory
• ✓ Automatic Incoming Call Detection With Dual Ring Tone Identification
• ✓ Full Duplex Communication for Clear Two-Way Conversations
• ✓ Programmable Call Forwarding and Do Not Disturb Functions