Presonus Studio One 4.5 is an amazing release with features that will make any mixing and mastering engineer happy. Here are some of that are notable:

• Software input gain – phase controls on every channel, bus and FX channel
 
• Extended grouping system with attributes Volume, Pan, Mute-Solo, Inserts-Sends
 
• Commands-shortcuts to suspend any group
 
• RMS-Peak metering option per channel
 
• Global Pre-Fader Metering option
 
Copy Plug-ins with Sidechain routing
 
Independent Macro Toolbars for Arrangement, Music Editor and
 
• Smooth audio waveforms option
 
• Import – Export I-O Setups
 
• MP3 Export with variable bitrate
 
• AAC support Import – Export, including ALAC Apple Lossless
 
Watch my video to see all of these features in action!