The AU70CL4 is a multi-tone siren designed to provide audible alarm output for compatible vehicle security systems. Its 4-transistor design supports strong siren performance, while the conversion loop allows single-tone operation when preferred.

This siren is a useful add-on or replacement for compatible alarm systems that need a clear audible warning.

4-Transistor Siren Design

Designed to support strong audible output for compatible alarm systems.

Multi-Tone Alarm Sound

Provides a multi-tone siren response when the system is triggered.

Single-Tone Conversion Loop

Includes a loop to convert the siren to single-tone operation.

Added Audible Protection

Helps alert others and deter unwanted activity around the vehicle.