idVendor: 0x1403 iManufacturer: Generic idProduct: 0x7530 iProduct: DualSlot-Reader bcdDevice: 0.17 (firmware release?) bLength: 9 bDescriptorType: 4 bInterfaceNumber: 0 bAlternateSetting: 0 bNumEndpoints: 3 bulk-IN, bulk-OUT and Interrupt-IN bInterfaceClass: 0x0B [Chip Card Interface Device Class (CCID)] bInterfaceSubClass: 0 bInterfaceProtocol: 0 bulk transfer, optional interrupt-IN (CCID) Can't get iInterface string: LIBUSB_ERROR_INVALID_PARAM CCID Class Descriptor bLength: 0x36 bDescriptorType: 0x21 bcdCCID: 1.10 bMaxSlotIndex: 0x00 bVoltageSupport: 0x07 5.0V 3.0V 1.8V dwProtocols: 0x0000 0x0003 T=0 T=1 dwDefaultClock: 4.800 MHz dwMaximumClock: 4.800 MHz bNumClockSupported: 1 Support 4800 kHz dwDataRate: 12903 bps dwMaxDataRate: 600000 bps bNumDataRatesSupported: 11 Support 600000 bps Support 300000 bps Support 154839 bps Support 150000 bps Support 75000 bps Support 51613 bps Support 37500 bps Support 25806 bps Support 18750 bps Support 12903 bps Support 9376 bps dwMaxIFSD: 254 dwSynchProtocols: 0x00000000 dwMechanical: 0x00000000 No special characteristics dwFeatures: 0x000404BE ....02 Automatic parameter configuration based on ATR data ....04 Automatic activation of ICC on inserting ....08 Automatic ICC voltage selection ....10 Automatic ICC clock frequency change according to parameters ....20 Automatic baud rate change according to frequency and Fi, Di params ....80 Automatic PPS made by the CCID ..04.. Automatic IFSD exchange as first exchange (T=1) 04.... Short and Extended APDU level exchange dwMaxCCIDMessageLength: 273 bytes bClassGetResponse: 0xFF echoes the APDU class bClassEnvelope: 0xFF echoes the APDU class wLcdLayout: 0x0000 bPINSupport: 0x00 bMaxCCIDBusySlots: 1