--- product_id: 218854732 title: "12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems" brand: "jiaxing" price: "KD 7.21" currency: KWD in_stock: true reviews_count: 8 category: "Jiaxing" url: https://www.desertcart.com.kw/products/218854732-12-pcs-t5577-thick-smart-cards-contactless-125khz-rfid-rewritable store_origin: KW region: Kuwait --- # CR80 credit card size 125kHz LF frequency 100,000+ rewrites 12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems **Brand:** jiaxing **Price:** KD 7.21 **Availability:** βœ… In Stock ## Summary > πŸ” Unlock limitless access with the power of rewritable RFID innovation! ## Quick Answers - **What is this?** 12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems by jiaxing - **How much does it cost?** KD 7.21 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/218854732-12-pcs-t5577-thick-smart-cards-contactless-125khz-rfid-rewritable) ## Best For - jiaxing enthusiasts ## Why This Product - Trusted jiaxing brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Versatile Use Cases:** Ideal for hotel keys, office access, attendance, parking, and membership systems. - β€’ **Seamless 125kHz Compatibility:** Works flawlessly with standard 125kHz RFID readers & writers. - β€’ **Sleek Credit Card Form Factor:** Fits perfectly in your wallet or badge holder with CR80 size & 1.8mm thickness. - β€’ **Ultra-Flexible Rewritable Tech:** Program & reprogram up to 100,000 times for ultimate control. - β€’ **Blank Slate for Custom Security:** Start fresh with zero pre-programmed dataβ€”tailor your access control precisely. ## Overview This pack of 12 T5577 RFID proximity cards operates at 125kHz frequency, featuring rewritable T5577 chips that support over 100,000 write cycles. Sized as standard CR80 credit cards with durable PVC lamination, these blank cards require programming via compatible 125kHz RFID writers before use. Perfect for professional-grade access control, attendance tracking, and secure identification systems, they offer customizable, cost-effective solutions for modern security needs. ## Description Important Note:1. These are blank 125kHz T5577 key cards without pre-programmed card numbers. You cannot directly add them to RFID locks or use a card reader to read them.2. These T5577 Proximity Clamshell cards can be writed by 125KHz RFID writer/copier, DO NOT WORK WITH ONITY SYSTEM or Proxmark3 RDV4. NOT NFC CHIP, Don't work with NFC-enabled Phone. Before using, please write data(card numbers) into the RFID key tags by a 125kHz RFID card writer firstly.FAQ of using 125kHz T5577 RFID Key CardsQuestion 1: Can I directly register these key cards to my electronic lock?Answer: No. These RFID key tags are blank cards without pre-programmed card numbers. The electronic locks cannot write or program a blank key card. The electronic locks can read only. They read the card numbers from the programmed key fob and then verify it pass or not.Question 2: Why I can't copy my old tags/cards to your cards by a card writer?Answer: First, make sure that your card is the same RFID frequency of 125kHz. Not all RFID cards are 125kHz type. For example, the frequency of some popular key cards are 13.56MHz, which is also called NFC card or IC card. Cards of different frequencies are incompatible.Second, make sure that your RFID card writer can work for the frequency 125kHz, and that you set it in the right channel. Some RFID card writers have several working frequencies.Product Parameter:Product name: T5577 cardStorage capacity: 26 bitsWorking frequency: 125 KHzCommunication rate: 9600 bondsReading distance: 5-10 cmReading and writing time: 67 msWorking temperature: - 20 to 55 degree deErasable life: > 100000 timesData storage: 10 yearsEncapsulation process: PVC laminatedPls kindly note: This is 125Khz T5577 ID Chip, Not HID Card!!!Description:T5577 card is a new one sensor cards data for 330, 64 ID, have aroused response function, and stable performance, the normal mode and E5550 / E5551, and expand mode. As a typical low frequency, encryption, both CARDS, T5577 will has a great application prospect in the market.Application:Access control attendance, hotel locks, staff attendance, school campus access, membership management, payment control, identification and security systems, parking lot entry and payment, social security management, transportation, municipal and ancillary service.Package includes:12 pcs 125KHz T5577 RFID Cards (White)Please note it need to write the ID on it before you read, it's original chip. Can write in normal id format and HID format WG26, If it can't work with your system, please contact with us first. we will give you a satisfying answer. Review: They work as expected, if the price is right for you, get them - They work as expected, easy to write and overwrite, no complaints. Review: Flipper zero compatible - I bought these in order to copy my work key and gym key into these and I must say it is good quality definitely value for money, easy to use and great functionality. I will definitely be ordering more!!! ## Features - Package includes: 12pcs 125KHz T5577 Proximity Cards. Standard 125Khz ID RFID Card, support 125khz proximity cards duplication. Please note it can't be read before you program the chip. NOTE: You cannot add them to RFID locks directly. You must write data into them by a 125kHz RFID card writer before use. They are blank cards, no data inside. Can be writed by 125KHz RFID writers/copiers, DO NOT WORK WITH ONITY SYSTEM or Proxmark3 RDV4. NOT NFC CHIP, Don't work with NFC-enabled Phone. - The size same as a credit card, CR80 card 30 mil. The chip type: T5577 ID chip. Thickness: 1.8mm. Material: Brand new PVC material. - Applications: Hotel key card, Access control systems, time attendance system, ticketing, packing card. This T5577 proximity card can copy duplicate em4100 TK4100 ID Card Keychains tags. - 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, and it can write in 125khz id format and H-ID WG 125khz format, can be customised to 26-bit Prox format. Compatible with T5567 T5577 EM4305. - Writable & Rewritable: can be writed by 125KHz RFID writer/copier, DO NOT work with ONITY SYSTEM or Proxmark3 RDV4. It can be erased and written 100,000 times. Suitable for making new and back-up tags. More product info and FAQ is listed in the Product Description. Please read them before purchase. ## Technical Specifications | Specification | Value | |---------------|-------| | Best Sellers Rank | #37,723 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #12 in Commercial Access Cards | | Customer Reviews | 4.6 out of 5 stars 119 Reviews | ## Images ![12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems - Image 1](https://m.media-amazon.com/images/I/61b-1e+y4OL.jpg) ![12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems - Image 2](https://m.media-amazon.com/images/I/81ulnIfSGZL.jpg) ![12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems - Image 3](https://m.media-amazon.com/images/I/61yiolvYE8L.jpg) ![12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems - Image 4](https://m.media-amazon.com/images/I/61Ti6YU2m5L.jpg) ![12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems - Image 5](https://m.media-amazon.com/images/I/61VOkeeY1eL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ They work as expected, if the price is right for you, get them *by A***E on August 28, 2025* They work as expected, easy to write and overwrite, no complaints. ### ⭐⭐⭐⭐⭐ Flipper zero compatible *by A***R on November 27, 2024* I bought these in order to copy my work key and gym key into these and I must say it is good quality definitely value for money, easy to use and great functionality. I will definitely be ordering more!!! ### ⭐⭐⭐⭐⭐ works well *by M***R on July 21, 2025* Highly recommended, I got the cheap kind, and this and this worked seamlessly. ## Frequently Bought Together - 12 PCS T5577 Thick Smart Cards, Contactless 125khz RFID Rewritable Proximity Clamshell Weigand Prox Card, Compatible with 1386 1326 H10301 Format Readers and Keyless Entry Access Control Systems - 125khz RFID Writable rewritable T5577 fob tag for RFID Writer (Pack of 10) (Black) - ETEKJOY 10 PCS Writable 125kHz RFID Sticker Coin Adhesive Back T5577 Proximity ID Card Token Key Tag Rewritable Dia 25mm --- ## 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.com.kw/products/218854732-12-pcs-t5577-thick-smart-cards-contactless-125khz-rfid-rewritable](https://www.desertcart.com.kw/products/218854732-12-pcs-t5577-thick-smart-cards-contactless-125khz-rfid-rewritable) --- *Product available on Desertcart Kuwait* *Store origin: KW* *Last updated: 2026-05-20*