oxygen 8 usb midi keyboard controller

$39.99 Midiman Oxygen 8 USB Midi Keyboard Audio Controller	$39.50 M-Audio OXYGEN8 25-Key Mobile USB MIDI Controller
$49.99 M-AUDIO MIDIMAN OXYGEN 8 MIDI CONTROLLER KEYBOARD MOBILE PORTABLE USB MAC PC	$59.00 M-Audio Oxygen 8 Midi Keyboard V1 25 key USB controller
$54.99 (W15) Midiman Oxygen 8 USB Midi Keyboard Audio Controller	$71.09 Oxygen 8, 25-Key Mobile USB MIDI Controller, in original box
$163.47 M-Audio USB Keystation MIDI Controller Keyboard Oxygen-8 V2