Anthem has begun shipping the MRX 300, the latest in its MRX family of receivers.

Anthem has released its MRX 300 receiver, as well as a 3D firmware upgrade.
The MRX 300 is equipped with seven channels of amplification, four HDMI inputs and the ability to run Anthem Room Correction (ARC) software, along with a new 3D firmware upgrade. It also has HD radio.
The MRX 300 features upscaling to 1080p 60hz, composite/component video to HDMI conversion, a dual-processor audio DSP and decoding for all the major audio formats.
Additionally, Anthem has released a free firmware upgrade on the company website.
3D firmware upgrades for all MRX models can be found on the Anthem software updates page.