The DSC WT4901 2-Way Wireless Indoor Siren delivers reliable audible alerts for alarms, door chimes, entry/exit delays, and trouble conditions. Designed for seamless integration with IMPASSA 433 MHz systems, it provides enhanced security with tamper detection and wireless status reporting.

• 85 dB siren output for clear and loud alerts.

• Supports alarms, door chimes, entry/exit delay, and trouble notifications.

• Transmits RF status, low battery, and tamper conditions to the control panel.

• Front and back tamper detection for added security.

• Onboard test button with nominal 1-year battery life.

• For more information visit Manufacturer's Website