
( Brand: Card ), ( Manufacturer Part Number: MJG505939 ), ( Part Type: Card Reader )
The MJG505939 125kHz Handheld RFID Card Copier Reader-Writer Keychain is an unbranded, yet high-quality, device designed for easy and portable access control management. This compact keychain-sized RFID reader-writer features a 125kHz frequency, making it compatible with a wide range of RFID cards and tags commonly used in various applications, such as access control systems, security passes, and loyalty cards.
The device boasts a sleek, lightweight design, allowing for effortless portability. Measuring roughly 2.5 inches (6.35 cm) in length, it fits comfortably on a keychain or in a bag, ensuring you always have access to RFID card reading and writing capabilities.
With a user-friendly interface, the MJG505939 RFID reader-writer keychain allows for simple operation. Users can easily read and write data to RFID cards by pressing the power button and navigating through the menu options using the built-in buttons. The device's LCD screen displays clear and easy-to-read information, including battery status, card data, and error messages.
Equipped with a built-in rechargeable battery, this RFID keychain ensures long-lasting performance. Simply connect it to a USB port to recharge, keeping the device powered and ready for use at all times. The device features a low power consumption mode, which helps conserve battery life and extends its operational time without sacrificing performance.
The MJG505939 125kHz Handheld RFID Card Copier Reader-Writer Keychain is an excellent choice for individuals and businesses seeking a reliable, portable, and cost-effective RFID solution. Its compatibility with various RFID cards, user-friendly interface, and long-lasting battery make it a versatile and convenient tool for managing access control, security, and data storage needs.
Pros of buying a MJG505939 125kHz handheld RFID card copier reader-writer keychain:1. Portability: The device is small and lightweight, making it easy to carry around in a pocket or bag.
2. Versatility: It can read and write RFID cards with a 125kHz frequency, which is commonly used in access control systems.
3. Affordable: Compared to more expensive RFID readers, this device is relatively inexpensive.
4. Easy to use: The device requires no special software or setup, making it simple for anyone to use.
Cons of buying a MJG505939 125kHz handheld RFID card copier reader-writer keychain:1. Limited frequency: The device only works with RFID cards with a 125kHz frequency, which may not be compatible with all systems.
2. Quality concerns: Since it is unbranded and generic, there may be concerns about the quality of the device.
3. Limited range: The device may have a limited range, which means it may not work well in larger spaces or when the card is not close to the reader.
Conclusion:The MJG505939 125kHz handheld RFID card copier reader-writer keychain is a convenient and affordable option for those looking to read and write RFID cards. However, its limited frequency and potential quality concerns may make it less suitable for some users. If you are unsure about the compatibility of the device with your system, it may be worth investing in a more expensive and reliable brand.
Recommendation:If you are looking for a simple and affordable RFID reader, the MJG505939 125kHz handheld RFID card copier reader-writer keychain may be a good option for you. However, if you need a more reliable and versatile device, it may be worth considering investing in a more expensive brand with a wider frequency range.
Shipping Switch off for save power.
Push power switch on the right of device it will keep two or three times and led is mean works if not restart please. Working frequency: 125khz power: two piece AAA battery it can be use 20,000 times.
Repeat step 3 or 4 if you want to make more same id Card. Hid standard not compatible.
Put the other Card near antenna left of device and then press read button will keep led is on when successful if beep 2 times go to step 3 again it doesn't. Working status led read, power write button application you can copy all of the id Card, such as access Cards, cell parking Cards. Change a blank t5557 then press write button when beep pass led is on mean clone successful if it doesn't and light please again.