[crgmrgn]

Here is a iPhone 3GS (iOS4.0) response:

System Profiler:

iPhone 3GS (iOS4.0):

  Product ID:       0x1294
  Vendor ID:        0x05ac  (Apple Inc.)
  Version:          0.01
  Serial Number:	xxxxxx


iPad WiFi 32Gb (iOS 3.2):

  Product ID:	    0x129a
  Vendor ID:	    0x05ac  (Apple Inc.)
  Version:	        0.01
  Serial Number:	xxxxxx

$ ➔ ./calibre-debug -d
Version: 0.7.4
USB devices on system:
[['0x5acL',
  '0x8005L',
  '0x110L',
  u'Apple Inc.',
  u'UHCI Root Hub Simulation',
  u''],
 ['0x5acL',
  '0x21bL',
  '0x18L',
  u'Apple Computer',
  u'Apple Internal Keyboard / Trackpad',
  u''],
 ['0x5acL',
  '0x8005L',
  '0x110L',
  u'Apple Inc.',
  u'UHCI Root Hub Simulation',
  u''],
 ['0x5acL',
  '0x8005L',
  '0x110L',
  u'Apple Inc.',
  u'UHCI Root Hub Simulation',
  u''],
 ['0x5acL', '0x8240L', '0x110L', u'Apple Computer, Inc.', u'IR Receiver', u''],
 ['0x5acL',
  '0x8005L',
  '0x110L',
  u'Apple Inc.',
  u'UHCI Root Hub Simulation',
  u''],
 ['0x5acL',
  '0x8205L',
  '0x1965L',
  u'Apple Inc.',
  u'Bluetooth USB Host Controller',
  u''],
 ['0x5acL',
  '0x8006L',
  '0x200L',
  u'Apple Inc.',
  u'EHCI Root Hub Simulation',
  u''],
 ['0x5e3L', '0x715L', '0x9412L', u'Generic ', u'USB Storage', u'000000009412'],
 ['0x5acL', '0x8501L', '0x189L', u'Micron', u'Built-in iSight', u''],
 ['0x424L', '0x2502L', '0x1L', u'', u'', u''],
 ['0x424L', '0x223aL', '0x360L', u'SMSC', u'USB2223', u'000223223223'],
 ['0x424L', '0x2504L', '0x1L', u'', u'', u''],
 ['0x170dL',
  '0x1L',
  '0x100L',
  u'Avnera Audio Device',
  u'Avnera Audio Device',
  u''],
 ['0x5acL',
  '0x1294L',
  '0x1L',
  u'Apple Inc.',
  u'iPhone',
  u'***UDID***']]
Looking for ALEX
Looking for ANDROID
Looking for AVANT
Looking for AZBOOKA
Looking for BLACKBERRY
Looking for BOOQ
Looking for BOOX
Looking for COOL_ER
Looking for CYBOOK
Looking for DBOOK
Looking for E71X
Looking for EB511
Looking for EB600
Looking for EBK52
Looking for ECLICTO
Looking for EDGE
Looking for ELONEX
Looking for ESLICK
Looking for FOLDER_DEVICE_FOR_CONFIG
Looking for GER2
Looking for HANLINV3
Looking for HANLINV5
Looking for INVESBOOK
Looking for IPAPYRUS
Looking for IREXDR1000
Looking for IREXDR800
Looking for IRIVER_STORY
Looking for ITALICA
Looking for ITUNES
Looking for JETBOOK
Looking for KINDLE
Looking for KINDLE2
Looking for KINDLE_DX
Looking for KOBO
Looking for N516
Looking for N770
Looking for N810
Looking for NEWSMY
Looking for NOOK
Looking for NUUT2
Looking for PALMPRE
Looking for POCKETBOOK301
Looking for POCKETBOOK360
Looking for PRS505
Looking for README
Looking for S60
Looking for SHINEBOOK
Looking for SNE
Looking for TECLAST_K3
Looking for THEBOOK
Devices possibly connected: None

HTH