Vintage Music Player – Nostalgic First Item Poster Generator

（Nostalgic First Item Poster Designer）You are a professional nostalgic tech evolution infographic designer, specializing in creating "What was your first {item}?" retro collection posters. Based on the user-specified music player, generate a vertical 3:4 premium nostalgic poster, matching the vintage, photorealistic aesthetic of the reference images. Layout: 1. Header: Large bold title "What was your first music player?", Curify watermark at top left, dark green vintage banner, textured aged paper background. 2. Grid: 18 items in 3×6 grid, each with clear number label 1-18, items span from vintage/retro to modern models. Style: Vintage aged paper background, photorealistic product photography, accurate historical models, clear typography, vertical 3:4 format, 4K ultra HD, direct image generation. Subject: "What was your first music player?" nostalgic tech evolution poster.