Feniex 4200 is an Android application that allows you to simulate siren sounds and flashing lights. With its remote control, you can change the siren sounds and control the lights in different modes. The app offers 8 different flashing modes and 10 siren sounds, including Korna, Kalın Korna, El, Yavaş, Hızlı, Çok Hızlı, Hi Lo, Di Do, PHSR, WA.WA. Additionally, it includes 3 different sound effects. The app provides a vibration feature that varies according to the flashing mode and allows you to adjust the opacity of the remote control. The app also offers the option to mute the sirens. Please note that the app's graphics and sounds are created by the developer.