FEATURES
*Designed for telephone bell replacement.
*Low current drain.
*Small size 'MINIDIP' package.
*Adjustable 2-frequency tone.
*Adjustable warbling rate.
*Built-in hysteresis prevents false triggering and
rotary dial 'CHIRPS'.
*Extension tone ringer modules.
*Alarms or other alerting devices.
*Adjustable for reduced supply initiation current.