The Serene Innovations CA-PX Wearable Personal Signaler is a portable standalone unit designed for individuals with hearing or visual impairments. It is part of the Serene Innovations CentralAlert signaling system, providing alert notifications through vibration, sound, and flashing icons. With a lightweight and portable design, the CA-PX features easy-to-see alerting icons with braille buttons and supports various alert types such as telephone, cell phone, door sensor, baby cry, audio, motion, NOAA, and SOS transmitters. It offers a range of up to 200 feet and supports up to 10 CA-RX models for expanded coverage. The CA-PX also includes a bright flasher that can be used as a flashlight, a low battery indication feature, and a recall function for the last alert event. It is powered by a universal AC adapter with battery backup and comes with 3 AAA NiMH rechargeable batteries. The CA-PX provides reliable and customizable alert notifications to keep individuals connected and informed.