Wireless indoor siren JA-150A II is designed to sound an alarm, signaling arrival and departure delays and other activations of the security system.

The product is a wireless component of the JABLOTRON 100+ system. The siren is used to indicate an alarm inside the building. It can also be used for other acoustic indications such as activation of PG outputs, arrival / departure delay or doorbell.

The JA-163A RB siren is a component of the JABLOTRON 100+ system. It is used to indicate an alarm outdoors and for additional acoustic signaling. The siren does not need an external power supply because it is powered by a lithium battery.