TD-6H/B

The Aiphone TD-6H/B is a multi-channel selective-call intercom master station supporting up to 6 direct stations (expandable to 25 total in TD-H systems), featuring handset full-duplex communication and station-select break-in calls for facilities requiring reliable internal paging.
It integrates up to 2 pan-tilt audio/video door stations, zone paging with talkback, and external signaling (buzzer/light), powered by 12V DC for loop-wired all-master or mixed configurations.
Key Specifications
Feature
Specification
Capacity
6 direct calls (25 stations total system) ​
Power
12V DC, 70mA per station (PS-1225UL) ​
Communication
Handset full-duplex, 6 talk paths ​
Mounting
Desk/wall (reversible cradle), 1-gang box ​
Wiring
16-cond. shielded (#812216); 2,200'(22AWG)/4,800'(18AWG) ​
Door Release
N/O dry contact (30V AC/DC, 1A) ​
Dimensions
210 × 100 × 73 mm (8.3" × 4" × 2.9") ​