RFID Reader Writer: The rfid copier supports cards, including HID cards. This rfid copier allows you to easily read and write types of cards. If you aren't sure your card whether can be used, please contact us before purchase. RFID Copier: The rfid Reader Writer enabling seamless communication between your devices when using it for access control and data transfer. It can clone most of access control card, elevator card, attendance card and parking card in the market Easy to Use: The RFID copier duplicator is designed 2 power supply mode, you can use 4 AAA batteries(not included in the package) or directly connect to the computer with USB port(Connect the device to the computer first, then turn on the device). And it is equipped with a HD 2.75 inch full color screen display Various Card Supported: The rfid reader supports frequency: 125KHz, 250KHz, 375KHz, 500KHz, 625khz, 750kHz, 875KHz, 1000KHZ, 13.56MHz (ISO1443A/B). (Notice: When cracking the 13.56MHz encryption cards, you should connect the reader to the computer) Package Included: 1x RFID ID/IC Card Reader Writer, 1x USB Cable, 5x T5577 KeyChain, 5x T5577 cards, and 5x UID Key Chain. The sensing area is on the back of the device, If you cannot read cards, please adjust the position and try again Color: As Shown Material: plastic Package Contents: 1x RFID ID/IC Card Reader Writer, 1x USB Cable, 5x T5577 KeyChain, 5x T5577 cards, and 5x UID Key Chain. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.