idVendor: 0x163C
  iManufacturer: Watchdata
 idProduct: 0x0418
  iProduct: USB Key
 bcdDevice: 0.01 (firmware release?)
 bLength: 9
 bDescriptorType: 4
 bInterfaceNumber: 1
 bAlternateSetting: 0
 bNumEndpoints: 2
  bulk-IN and bulk-OUT
 bInterfaceClass: 0x0B [Chip Card Interface Device Class (CCID)]
 bInterfaceSubClass: 0
 bInterfaceProtocol: 0
  bulk transfer, optional interrupt-IN (CCID)
 iInterface: WDIND USB CCID Key
 CCID Class Descriptor
  bLength: 0x36
  bDescriptorType: 0x21
  bcdCCID: 1.10
  bMaxSlotIndex: 0x00
  bVoltageSupport: 0x01
   5.0V
  dwProtocols: 0x0000 0x0001
   T=0
  dwDefaultClock: 3.580 MHz
  dwMaximumClock: 14.320 MHz
  bNumClockSupported: 0 (will use whatever is returned)
   IFD does not support GET CLOCK FREQUENCIES request: Resource temporarily unavailable
  dwDataRate: 9600 bps
  dwMaxDataRate: 115200 bps
  bNumDataRatesSupported: 0 (will use whatever is returned)
   IFD does not support GET_DATA_RATES request: Resource temporarily unavailable
  dwMaxIFSD: 254
  dwSynchProtocols: 0x00000000
  dwMechanical: 0x00000000
   No special characteristics
  dwFeatures: 0x00010030
   ....10 Automatic ICC clock frequency change according to parameters
   ....20 Automatic baud rate change according to frequency and Fi, Di params
   01.... TPDU level exchange
  dwMaxCCIDMessageLength: 271 bytes
  bClassGetResponse: 0x00
  bClassEnvelope: 0x00
  wLcdLayout: 0x0000
  bPINSupport: 0x00
  bMaxCCIDBusySlots: 1