As shown in the figure, it is the principle diagram of "Welcome, Welcome" sound and light voice, music integrated circuit. 2 segments are stored inside the IC. "Welcome, welcome to visit" voice message and 7 Chinese and foreign famous songs with beautiful melody and high fidelity. The voice IC has the following three characteristics: 1. The two voice messages stored can be divided into two voices: "Welcome", "Welcome", "Welcome, welcome" or two voices of "Welcome" and "Welcome" And "Welcome", "Welcome patrons", "Welcome patrons, welcome patrons" 3 voice output; Facade Display,Led Outdoor Display Screen,Low Power Led Light Buried Lamp,Soft-Panel Stage Lighting Kindwin Technology (H.K.) Limited , https://www.ktlleds.com
2. Flexible trigger modes: pulse trigger, level trigger, sequential trigger, random trigger, cycle trigger, etc.;
3. Sound and light synchronous/asynchronous flashing, running water flashing, etc. 