# NFC Metal Business Cards: The Ultimate Networking Solution ## What Are NFC Metal Business Cards? **NFC metal business cards** represent the pinnacle of modern networking tools. As someone who has attended countless industry conferences, I've personally experienced the frustration of fumbling with paper cards that get lost or damaged. My transition to an NFC metal card wasn't just an upgrade; it was a revelation in professional efficiency. These sleek, durable cards use Near Field Communication (NFC) technology to instantly share your digital contact information, portfolio, or social media profiles when tapped against an NFC-enabled smartphone. ## The Technology Behind NFC Metal Cards My own skill in adopting new tech quickly led me to appreciate the engineering behind these cards. Each contains a tiny NFC chip embedded within the metal frame, typically using an aluminum or stainless-steel base. The chip is programmed with a URL (your digital profile) and is powered wirelessly by the smartphone's NFC field during the tap. ### Technical Specifications & Detailed Parameters For those interested in the technical build, here are detailed specifications for a typical high-end NFC metal business card: * **Dimensions:** 85.6mm x 54mm x 0.8mm (Standard CR-80 size, ISO/IEC 7810 ID-1) * **Material:** 304 Stainless Steel, Brushed Finish with Beveled Edges * **Chip Type:** NXP NTAG® 213 / 215 / 216 Series (Commonly used) * **Memory Capacity:** Varies by chip (e.g., NTAG213: 144 bytes user memory, NTAG216: 888 bytes) * **Operating Frequency:** 13.56 MHz * **Communication Interface:** ISO/IEC 14443 Type A * **Read Range:** Up to ~2cm (dependent on phone model) * **Data Transfer Rate:** 106 kbit/s * **Programmability:** Rewritable (number of write cycles typically ~100,000) * **Customization:** Laser engraving, deep etching, or enamel fill for logos and text. > **Important Note:** The technical parameters above are for reference and illustrative purposes. Exact specifications, including chip code, memory, and compatibility, can vary. For precise technical data and custom