Datasheet
rev. 001 · June 2026

Metrici Horn Light

Red light + horn alert LAN controller with built-in relay outputs

Specifications
Outputs
Relay 1 (red indicator light), Relay 2 (horn/buzzer)
Inputs
2 configurable input addresses (IP:port)
Connectivity
1 Ethernet port (PoE)
Networking
WiFi 802.11 b/g/n and Ethernet 10/100 Mbps
Protocols
HTTP over TCP/IP, Wiegand
Power
PoE (IEEE 802.3af) via Ethernet cable — no separate power adapter needed
Dimensions
182 × 102 × 65 mm box, plus an 80 mm-tall horn (104 mm wide at the mouth)
Operating temperature
−20 to +50 °C, IP65
Software compatibility
Metrici v3.3 and higher
Interface
Web-based dashboard with 3 sections: Dashboard, Settings, User
Horn
110 dB
CASE
PET enclosure with 2 rear mounting brackets with screw holes, an RJ45 Ethernet connector cutout and a 110 dB Red Horn
Dimensions
Technical drawing of the Metrici Horn Light showing front, side and top views: a 182 × 102 × 65 mm box with an 80 mm-tall red horn (104 mm wide at the mouth).
All dimensions in millimetres (mm)