Fangrui Product Details Nfc Mobile Phone And Bracelet Simulation Single-frequency Ic Card Read, Write And Copy Support Mobile Phone And Computer Operation. Mobile Phone Bracelet Nfc Simulation Computer Software: One-click Read, Write And Copy, Mobile Phone Bracelet Nfc Simulation, No Vulnerability Card/ntag Card, Etc. Mobile Phone App: One-click Read And Write For Mobile Phone Operation; Android Mobile Phone, Plug And Play. The Actual Product May Have Color Difference Due To Different Light Or Display Note: 1. Mobile Phone Android 8 Or Above System, Hongmeng 2.0 System, Mobile Phone Needs To Have Otg Function; 2. Computer Supports Win10-win11 (win7 Part Can), The Higher The Performance, The Better; 3. Does Not Support For Apple System. Parameters: Output Current: Usb 5v Support Frequency Stability: 13.56mhz Color: Black+ Parent Material: Pcb + Acrylic Package Contents: 1 * Nfc Reader Writer 1 * Type-c Adapter 1 * Data Cable (the Colors Of The Adapter And Data Cable Are Random And Cannot Be Specified) Only The Above Package C