Our small and versatile device supports reading and storing a variety of RFID tags and cards. With this device, you can read and store data from RFID tags and cards for authorized access to areas or equipment that use RFID authentication. It supports multiple RFID frequencies, including 125kHz and 13.56MHz. Each channel can store 2 cards, with a total capacity of up to 16 cards. This device is suitable for individuals working with RFID technology, such as technicians, security personnel, or hobbyists. Its compact and portable design allows for convenient transport and use. Product appearance, color, and printed text may vary between batches; these differences do not affect functionality. Color: Black & Transparent Material: Plastic Package Contents: 1 x RFID Reader 2 x Adapter (color and appearance may vary) 1 x USB Cable (color may vary) 3 x UID Keychain (color and appearance may vary) 3 x CUID Keychain (color and appearance may vary) The package includes only the items listed above; other products are not included. Note: Lighting and display differences may cause slight variations in the color shown in images. Measurement error allowance is +/- 1-3 cm.