diff --git a/Models/Slide.cs b/Models/Slide.cs
new file mode 100644
index 0000000..f46dcbc
--- /dev/null
+++ b/Models/Slide.cs
@@ -0,0 +1,47 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace NoticeBoard.Models;
+
+public enum SlideType
+{
+    Content,    // WYSIWYG HTML content
+    Embed,      // iframe embedded web content
+    IcsCalendar // ICS calendar events display
+}
+
+public class Slide
+{
+    public int Id { get; set; }
+
+    [Required, MaxLength(200)]
+    public string Name { get; set; } = string.Empty;
+
+    public SlideType SlideType { get; set; } = SlideType.Content;
+
+    /// <summary>HTML content for Content slides</summary>
+    public string? Content { get; set; }
+
+    /// <summary>URL for Embed slides (iframe src)</summary>
+    [MaxLength(2000)]
+    public string? EmbedUrl { get; set; }
+
+    /// <summary>URL or file path for ICS calendar</summary>
+    [MaxLength(2000)]
+    public string? IcsSource { get; set; }
+
+    /// <summary>Custom CSS classes or inline styles</summary>
+    public string? CustomCss { get; set; }
+
+    /// <summary>Background color hex</summary>
+    [MaxLength(20)]
+    public string? BackgroundColor { get; set; }
+
+    /// <summary>Background image URL</summary>
+    [MaxLength(500)]
+    public string? BackgroundImage { get; set; }
+
+    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
+    public DateTime UpdatedAt { get; set; } = DateTime.UtcNow;
+
+    public ICollection<DeviceSlide> DeviceSlides { get; set; } = new List<DeviceSlide>();
+}