MacMerc has announced the launch of the Motorola ROKR line, the “world’s first mobile phone with iTunes.”

Apple, Motorola and Cingular Wireless announced the availability of the world’s first mobile phone with iTunes, enabling users to transfer up to 100 of their favorite songs from the iTunes jukebox on their Mac or PC to this mobile phone.

For details on the Motorola ROKR E1, the first Motorola ROKR phone, see this MobileTracker announcement.