Apple's Beats brand in April unveiled the Powerbeats Pro, a redesigned wire-free version of its popular fitness-oriented Powerbeats earbuds.
15 inch Aluminum PowerBook Soon
According to PowerPage sources Apple has ramped up the production line and are getting ready to go from Ti to Al within a month or so.
Reason for delays are blamed on heating issues as well as board availability.
15" PowerBook rumors have spotted Page 2 since the release of the 12" and 17" PowerBooks in January.