The SafeSound Personal Alarm Keychain is a genuine product with a 125 dB operating sound rating, making it an effective tool for personal safety. This pocket alarm features a compact design with a 1.25-inch diameter and is made of durable plastic material in a sleek white color. It comes with a keyring for easy portability and operates on a battery power source. Made by the brand SafeSound, this personal alarm is a reliable and practical choice for home security and personal protection.