Good Tested Motherboard For Xiaomi 4 Mi 4 16gb 64gb Motherboard 100% Unlocked Original For Xiaomi 4 Mi4 Logic Board Main Board - Mobile Phone Antenna - AliExpress
Xiaomi officially announces the Mi 4 – Phandroid
Pros & Cons - Xiaomi Mi 4 review: Faces tough competition at the price | The Economic Times
Xiaomi Mi 4c is official: Snapdragon 808, USB Type C, 5-inch 1080p display, $200 price tag [HOLY CRAP] – Phandroid