T-IS21 AUDIO DOOR PHONE, 2 WIRE, WHITE

(Code:T-IS121)

This 2-wire audio indoor phone (handset style) is a reliable and easy-to-use solution for T-series intercom systems.

Powered directly through the 2-wire BUS, it enables clear audio communication, convenient door control, and flexible installation without the need for additional power supplies.

Key Features

• 2-wire BUS system (DC 30 V power supply)
• Supports doorbell, intercom, and door unlock functions
• Handset-style design for clear and private communication
• Up to 120 seconds call duration and 30 seconds ring time
• Compact size: 186.8 × 98.1 × 37.8 mm
• Allows multiple indoor stations in one apartment