Hardwired dual channel detectors

Astra-621

Astra-621

Dual channel
(motion + glass break) detector

Astra-621 ver. P

Astra-621 ver. P

Dual channel
(motion + glass break) detector

Astra-8

Astra-8

Dual channel
(motion + glass break) detector (ceiling mount)

Astra-531 ver. DC

Astra-531 ver. DC

Dual channel
(motion + glass break) detector (tiny case)