This key unlocks the AudioGuru app to give schedules for "work" and "non-work" days.Easily set your volume levels with home screen volume control widgets. Manually apply volume presets straight from the widgets or schedule them for a time of day. Optionally also schedule your ringer, alerts and alarm default ringtones.AudioGuru is the attractive and well featured audio manager for your phone volume levels and ringer modes.★ Manage media, ringer, alert, system and alarm volume levels.★ 4 Custom volume profiles (presets).★ Rename and edit Profiles.★ Configure your default ringtones for ringer, alerts and alarm.★ Automatically set profiles depending on time of day.★ Solid and translucent widget skins.★ 4 home screen widget sizes available.★ Scheduler to automatically apply your presets whenever you want.★ Available in over 5 different languagesTO RENAME A PROFILE: long press the profile button on the auto scheduling screen.PRO KEY allows different schedules for work and non-work days.TIP: Disconnect your ringer and alert volumes levels in your phone sound settings.NOTE: Android 4+ (ICS) DOES NOT let the ringer and alerts volumes be separated. Pre Android 4 phones can still separate them in the phone sound settings.As a work around solution on ICS you can enable the adjustment of the ringtones and set your alert ringtone to "silent" for a particular profile e.g. sleep.