This is a vintage Key Tronic model E03601QUS201-C mechanical keyboard, made in China. It features a classic beige case with full-sized layout, Windows key, and legacy connector. This keyboard is in used condition with visible wear, discoloration, and some keys that stick. Handwritten markings are present near the number pad. Tested for power only, no further testing performed. Sold AS IS for parts, restoration, or nostalgic use.