Xiaomi 17 Pro Max China Version (Model: 2509FPN0BC) Full Specifications. Display : Main 6.9" LTPO AMOLED flat screen (2608×1200 resolution, 120Hz adaptive refresh rate, peak brightness 3500 nits, 1.07 billion colors, HDR10+ & Dolby Vision); Secondary rear display: 2.9" LTPO AMOLED (596×976 pixels, 120Hz refresh rate); both protected by Xiaomi Dragon Crystal Glass 3.