--- product_id: 271095233 title: "Writable Dual chip Frequency 13.56mhz UID Changeable MF1 1K with RFID 125khz T5577 Rewritable ID/IC Card for Copy Clone Backup" brand: "xcrfid" price: "178 zΕ‚" currency: PLN in_stock: true category: "Xcrfid" url: https://www.desertcart.pl/products/271095233-writable-dual-chip-frequency-13-56mhz-uid-changeable-mf1-1k store_origin: PL region: Poland --- # Dual frequency 13.56MHz & 125kHz UID changeable & rewritable chip Supports secure backup & cloning Writable Dual chip Frequency 13.56mhz UID Changeable MF1 1K with RFID 125khz T5577 Rewritable ID/IC Card for Copy Clone Backup **Brand:** xcrfid **Price:** 178 zΕ‚ **Availability:** βœ… In Stock ## Summary > πŸ”‘ Unlock next-level security with dual-frequency, rewritable ID cards! ## Quick Answers - **What is this?** Writable Dual chip Frequency 13.56mhz UID Changeable MF1 1K with RFID 125khz T5577 Rewritable ID/IC Card for Copy Clone Backup by xcrfid - **How much does it cost?** 178 zΕ‚ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/271095233-writable-dual-chip-frequency-13-56mhz-uid-changeable-mf1-1k) ## Best For - xcrfid enthusiasts ## Why This Product - Trusted xcrfid brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Plug & Play Security:** No external power neededβ€”secure your access control and ePayment systems instantly. - β€’ **Bulk Pack for Professionals:** Includes 10 high-grade dual chip cards, ideal for scaling your secure operations. - β€’ **Versatile Application Ready:** Perfect for access control, time attendance, ticketing, and cashless payments. - β€’ **Fully Rewritable & UID Changeable:** Customize and clone your cards with zero sector writable T5577 chip technology. - β€’ **Seamless Dual Frequency Compatibility:** Effortlessly works with both 13.56MHz and 125kHz systems for ultimate flexibility. ## Overview This pack of 10 writable dual-chip ID cards features both 13.56MHz and 125kHz frequencies, equipped with a UID changeable T5577 rewritable chip. Designed for professional-grade access control, time attendance, ticketing, and ePayment systems, these cards offer seamless compatibility, secure cloning, and no external power requirement, making them a versatile and scalable solution for modern security needs. ## Description Package Include : 10pcs * UID and T5577 Dual chip cardsApplication Access control, time attendace, ticketing, ePayment and any other application where the integrity and security of the data stored is vital. ID cards and Proximity cards offer a diverse range of functions that are commonly used for such applications as access control, time and attendance, cashless payment, and event management. ID cards are available with ISO card and also as clamshell cards. ## Features - Multiple frequencies, The tag made by UID changeable zero sector writable with T5577 rewritable chip . - XCRFID UID changeable magic card is 4 byte UID , zero sector can be writable , can be copy back up S50 MF 1K cards - XCRFID T5577 card support back up EM4100 TK4100 EM4305 125_LF ID Card - Dual frequency,dual chip,compatible 125 and 13.56 access control system - Readable and rewritable,No external power require ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07MJ7JNVV | | Best Sellers Rank | 490,684 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 1,608 in Identification Badges | | Brand | xcrfid | | Customer Reviews | 5.0 5.0 out of 5 stars (1) | | Date First Available | 7 Jan. 2019 | | Guaranteed software updates until | unknown | | Item model number | xc121 | | Package Dimensions L x W x H | 12.7 x 8.5 x 1.2 centimetres | | Package Weight | 0.08 Kilograms | | Part number | xc121 | ## Images ![Writable Dual chip Frequency 13.56mhz UID Changeable MF1 1K with RFID 125khz T5577 Rewritable ID/IC Card for Copy Clone Backup - Image 1](https://m.media-amazon.com/images/I/41IZOInHFGL.jpg) ## Questions & Answers **Q: How many cards are included?** A: Hi , 10pcs T5577 with 4 byte UID Changeable dual chip card included . **Q: where is it manufactured?** A: Its made in China. Our factory in ShenZhen China. It's nearly hongkong . **Q: Will these work with the Proxmark3?** A: Yes **Q: Hi there, we bought these cards and we have a few locks in our office. the rfid card was able to program on some but not on the others, please help.** A: Do you have program device? pls send message to our through amazon online message ## Frequently Bought Together - Writable Dual chip UID Changeable MF1 1K with 125_LF T5577 Rewritable ID/IC Card for Copy Clone Backup - UID Rewrite Changeable 13.56mhz Smart IC Key Tag Writable Zero 0 Sector 0 Block GEN1 Back up S50 1k Card for ACR122U-A9 Device Copier Clone 10pcs/lot by XCRFID - Customised Version 1K UID Changeable & T5577 dual Chip IC/ID Key Tag Readable Writable Rewrite for Copy Clone Backup --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/271095233-writable-dual-chip-frequency-13-56mhz-uid-changeable-mf1-1k](https://www.desertcart.pl/products/271095233-writable-dual-chip-frequency-13-56mhz-uid-changeable-mf1-1k) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-05-24*