Xiaomi has finally announced its new Mi Band 4 and it adds more capabilities to your wrist. The most visible upgrade is its larger 0.95″ colour display that pushes 120×240 pixels resolution on an AMOLED screen. The screen has a brightness of 400 nits and it is protected by a 2.5D tempered glass. Similar to … Continue reading Xiaomi Mi Band 4 offers a colour AMOLED display, voice command and NFC payment support