Second spec sheet also confirms PMA support for the AT&T Nokia Lumia 830

Rumour: AT&T Nokia Lumia 830 will support both PMA and Qi in one device

AT&T concedes the fight as the Nokia Lumia 830 comes pre-packed with Qi charging

Nokia Lumia 830 with Duracell wireless charging passes through FCC

Microsoft signs up with the Power Matters Alliance

AT&T Nokia Lumia 1520 will not have Qi because AT&T supports rival PMA