--- product_id: 280744508 title: "YARONGTECH 125khz RFID Writable rewritable T5577 fob tag for RFID Writer (Pack of 10) (Black)" brand: "yarongtech" price: "R497" currency: ZAR in_stock: true reviews_count: 5 category: "Yarongtech" url: https://www.desertcart.co.za/products/280744508-yarongtech-125khz-rfid-writable-rewritable-t5577-fob-tag-for-rfid store_origin: ZA region: South Africa --- # 125kHz frequency for versatile RFID compatibility Rewritable T5577 chip for endless reprogramming Pack of 10 black keyfobs for bulk convenience YARONGTECH 125khz RFID Writable rewritable T5577 fob tag for RFID Writer (Pack of 10) (Black) **Brand:** yarongtech **Price:** R497 **Availability:** ✅ In Stock ## Summary > 🔐 Unlock limitless access with the ultimate rewritable RFID keyfobs! ## Quick Answers - **What is this?** YARONGTECH 125khz RFID Writable rewritable T5577 fob tag for RFID Writer (Pack of 10) (Black) by yarongtech - **How much does it cost?** R497 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/280744508-yarongtech-125khz-rfid-writable-rewritable-t5577-fob-tag-for-rfid) ## Best For - yarongtech enthusiasts ## Why This Product - Trusted yarongtech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Bulk Ready:** Pack of 10 black keyfobs ensures you’re always stocked for projects or team use. - • **Plug & Play Power:** Compatible with 125kHz RFID writers/copiers—program your tags exactly how you want. - • **Endless Reusability:** Original ATMEL T5577 chip lets you rewrite IDs multiple times—never buy tags again. - • **Precision Engineering:** ABS laminated finish and compact rectangular design for durability and sleek professionalism. - • **Ultimate RFID Flexibility:** Supports both 125kHz ID and HID WG26 formats for seamless integration. ## Overview The YARONGTECH 125kHz RFID Writable T5577 fob tag pack includes 10 black keyfobs featuring original ATMEL T5577 rewritable chips. Designed for professional-grade RFID applications, these tags support multiple ID formats (125kHz ID and HID WG26), offer 330-bit storage with 264 bits free, and require programming before use. Crafted from durable ABS with a laminated finish, they provide reliable performance within a 10cm reading range, perfect for managers and tech-savvy professionals seeking customizable, reusable RFID solutions. ## Description 1. Material:ABS 2. Frequency: 125KHz 3. chip: Original ATMEL T5577 (The best rewritable chip) 4. Package included: 10pcs black T5577 RFID keyfobs 5. Working Mode: Read-write modes - Can be used in 125KHz RFID card Copier/ Duplicator 6. Storage Capacity: 330 bit (264 free bit availability) 7. Reading distance is 0 - 10cm Package include: 10pcs T5577 RFID rewritable 125khz writable Black Keyfobs. Please note it need to write the id on it before you read,it's original chip. can write in normal id format and H ID format WG26,If it can't work with your system,please contact with us first.we will give you a satisfying answer. Review: Working great. Programmed them and they have been perfect. - I was surprised that they were completely not-programmed when they arrive, I needed to program them first before they would read. But they're working great. I was able to clone multiple kinds of tags onto them, and re-program at my leisure. Review: Works perfectly for both 125khz HID & ID cards! - These work perfectly for both 125khz HID & ID cards copying, some other makes don't so it's lucky dip on that front. These are definitely the ones to get 100% recommended! 😎👍 ## Features - Original T5577 Chip,it doesn't have pre-programmed id number,so need to write the id on it before you read - it's rewritable chip,and it can write in 125khz id format and H ID WG 125khz format - Please note it can't be read before you program the chip - can write by 125KHz RFID writer/copier - blue,black,yellow,red,Grey color available in our stock" ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B079CL1KWR | | Best Sellers Rank | #154,494 in Fashion ( See Top 100 in Fashion ) #1,322 in Luggage Tags | | Brand | YARONGTECH | | Brand Name | YARONGTECH | | Color | Black | | Colour | Black | | Customer Reviews | 4.3 out of 5 stars 674 Reviews | | Finish Type | Laminated | | Finish type | Laminated | | Is Customizable? | Yes | | Item Shape | Rectangular | | Item Weight | 50 g | | Manufacturer | YARONG | | Manufacturer Part Number | t57he-10 | | Material | Acrylonitrile Butadiene Styrene | | Material Type | Acrylonitrile Butadiene Styrene | | Model Number | 8595747712 | | Number of Items | 10 | | Number of Labels | 10 | | Shape | Rectangular | | Size | Small | | UPC | 725350792459 | | Unit Count | 10 Count | ## Product Details - **Brand:** YARONGTECH - **Colour:** Black - **Finish type:** Laminated - **Material:** Acrylonitrile Butadiene Styrene - **Size:** Small ## Images ![YARONGTECH 125khz RFID Writable rewritable T5577 fob tag for RFID Writer (Pack of 10) (Black) - Image 1](https://m.media-amazon.com/images/I/61VttiyKDRL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: do these work with an HID system? ( if the code is pulled form a proxcard2)** A: YES,If you have HID writer,it can write in HID format.WG26. Thanks. **Q: Are they waterproof?** A: yes,it's waterproof. Thanks. **Q: I have door key fob hid-125. that's all i know. will these work if i have hid-125 copier?** A: It should **Q: Do these arrive blank or already set with a code number? Can I use them out of the box if I don’t have a tag writer?** A: No,this one is original chip,doesn't set with a code, if you want the tag already has a code,please see below: https://www.amazon.com/dp/B078HPJNF1 ## Customer Reviews ### ⭐⭐⭐⭐⭐ Working great. Programmed them and they have been perfect. *by R***B on 22 October 2025* I was surprised that they were completely not-programmed when they arrive, I needed to program them first before they would read. But they're working great. I was able to clone multiple kinds of tags onto them, and re-program at my leisure. ### ⭐⭐⭐⭐⭐ Works perfectly for both 125khz HID & ID cards! *by M***G on 30 April 2025* These work perfectly for both 125khz HID & ID cards copying, some other makes don't so it's lucky dip on that front. These are definitely the ones to get 100% recommended! 😎👍 ### ⭐ Dosent work with anything *by F***I on 27 April 2026* Fake specifications. Not programmable to 12.5 mhz or 13.2 mhz devices. Probably just a plastic case with nothing inside. Dont buy and waste your time and money ## Frequently Bought Together - 125khz RFID Writable rewritable T5577 fob tag for RFID Writer (Pack of 10) (Black) - YARONGTECH-125khz writable rewrite blank white T5577 T5557 Plastic RFID hotel key card (Pack of 20) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/280744508-yarongtech-125khz-rfid-writable-rewritable-t5577-fob-tag-for-rfid](https://www.desertcart.co.za/products/280744508-yarongtech-125khz-rfid-writable-rewritable-t5577-fob-tag-for-rfid) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-08-31*