Dahua DHI-ARA43-W2 Wireless Alarm Repeater 6U The "None" detector option is

The "None" detector option is available if you already have compatible PIR sensors — ask our team to confirm compatibility first

Essential for glass storefronts

so the recorder is not the thing limiting your camera choice

Apartment Entrances

Integrated Access Control

Dahua DHI-ARA43-W2 Wireless Alarm Repeater 6U The "None" detector option isProduct Overview The Dahua DHI ARA43 W2 extends wireless signal reach across broad or structurally complex security deployments. By bridging distant motion sensors, door contacts, and internal sirens back to the main hub, it maintains strong, bidirectional radio frequency communication across entire sites. Featuring automatic dual antenna switching, the unit dynamically selects optimal transmission paths to eliminate weak signal spots. Combined with