This device features a comprehensive control system with tone adjustment across 6 levels (T), volume settings spanning 7 levels including a mute option (V), and sensitivity control with 6 adjustable levels (S). It includes a night lighting function (L) and boasts a 20 seconds memory light diode for user convenience. Powered by a 9V battery, it also has a connector for external devices like a light swinger and is designed to be 100% waterproof, making it suitable for various environments.