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Features
- Quantity: Package contains 1pcs handheld 125KHz RFID writer and 3 pcs T5577 blue keyfobs+3 pcs T5577 black keyfobs, the card reader is in a mini handheld housing for easy portability. Note: The 6pcs T5577 keyfobs included in the package are the default blank command product, without pre-programmed card numbers, you cannot directly add them to RFID locks or use a card reader to read them. Before using, please write data(card numbers) into them by a 125kHz RFID card writer firs.
- Application: 125KHz handheld duplicator support writing T5577, EM4305, CET5200 and all the T5577, EM4305 compatible cards, can be duplicated 20,000 times, the keychains and cards reading and writing distance of 2.5 to 6cm. Note: (125KHz Frequency Only: This handheld copier/duplicator is designed ONLY for copying 125kHz low frequency of cards. It's not suitable for NFC, 13.56MHz, 960MHz or any other frequency cards or encrypted cards)
- Purchase Notice: Ensure that the 125KHz handheld RFID writer supports the type of keyfobs (cards) and protocol you are using, such as the common protocols EM4100T5577EM4305, etc. to avoid non recognition, The machine can replicate parking cards, access cards. The 125KHz handheld RFID writer needs to be fitted with 2 x 1.5V AAA batteries before use, note: batteries need to be purchased separately.
- Chip: Our products are equipped with an advanced chip with higher operability, stability and reliability, This T5577 chip is responsible for all core functions to ensure the accuracy of data reading and writing.
- Important note for customers: Our standard 125kHz copier works reliably with EM4100 and some basic HID/AWID cards (typically 26bit open format). However, many HID and AWID cards use proprietary encoding, longer bit lengths (37bit, 44bit, etc.), or encryption (e.g. Corporate 1000), these cards cannot be cloned by any generic lowcost writer. If your card fails to copy, it does not mean the copier is defective it means your card has advanced security features that require specialized equipment. Please check your cards format or consult us for compatibility.
Description
What can handheld 125KHz RFID writer use for？ Important Note:
Product Dimensions: 4.61 x 2.8 x 1.22 inches
Item Weight: 3.88 ounces
Manufacturer: ZHAOYU
Item model number: ZY-T5577DKQ-YSK6
Date First Available: April 23, 2026
Frequently asked questions
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