HTC One Max is powered by a Qualcomm 1.7GHZ quad-core processor. The device has 2GB RAM, 16 or 32 GB of internal storage and an additional microSD card slot capable of reading up to 64GB. The large 5.9″ Super LCD3 display has a resolution of 1080 x 1920, giving it a pixel density of 373 ppi. The One Max shares the same 4MP camera as the HTC One, which features full 1080p video recording. The battery weighs in at 3300mAh.
One Max will not receive the Lollipop update until January. However CyanogenMod team has developed the CM 12 custom ROM running on Lollipop. It is still under development, so it might have some bugs. If you still want to go ahead with its installation, follow the guide below.