Cross Reference: /external/chromium_org/ui/keyboard/resources/sounds

`Name`	`Date`	`Size`
Up to higher level directory
`keypress-delete.wav`	16-Dec-2014	`54.9K`
`keypress-return.wav`	16-Dec-2014	`13.2K`
`keypress-spacebar.wav`	16-Dec-2014	`20.4K`
`keypress-standard.wav`	16-Dec-2014	`20.9K`