Made of fine quality material, practical, easy to operate and use, wide application range, has a long service life. Features: NFC-PM3: Sector data can be edited. Applicable to IC card. Supported read and write frequencies: 13.56MHz (ISO1443A / B). Write card support: Mifare UI-D. Small and portable, contactless card reading. Can crack most card encryption. Analog phone NFC. NFC-PM5: Sector data can be edited. Applicable to IC / I-D card. Supported read and write frequencies: 125KHz, 250KHz, 500KHz, 375KHz, 625KHz, 750KHz, 875KHz, 1000KHz, 13.56MHz (ISO1443A / B). Write card support: T5577, EM4305, Mifare UI-D. Small and portable, contactless card reading. Can crack most card encryption. Analog phone NFC. Specifications: Material: ABS Color: black Type: NFC-PM3, NFC-PM5 (optional) Applicable card type: NFC-PM3: IC NFC-PM5: IC+I-D Supported read and write frequencies: NFC-PM3: 13.56MHz (ISO1443A / B) NFC-PM5: 125KHz, 250KHz, 500KHz, 375KHz, 625KHz, 750KHz, 875KHz, 1000KHz, 13.56MHz (ISO1443A / B) Write card support: NFC-PM3: Mifare UI-D NFC-PM5: T5577, EM4305, Mifare UI-D Supported operating systems: Win98/ME/NT/2000/XP/2003/Vista, WinXP*64/2003*64/Vista*64, Linux, Mac10.5/10.6, WinCE5.0 Item size: 95 * 60 * 14mm / 3.7 * 2.4 * 0.6in Item weight: 37g / 1.3ounce Package size: 120 * 100 * 25mm / 4.7 * 3.9 * 1.0in Package weight: 66g / 2.3ounce Package List: 1 * Reader Writer 1 * USB Cable