Latest Xiaomi Mi Box 3 Pro user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Android 5.1; MiBOX3_PRO) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.116 Mobile Safari/537.36	Chrome Mobile 79	Android 5
Mozilla/5.0 (Linux; Android 5.1; MiBOX3_PRO) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.90 Mobile Safari/537.36	Chrome Mobile 78	Android 5
Mozilla/5.0 (Linux; Android 5.1; MiBOX3_PRO Build/LMY47D) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.109 Mobile Safari/537.36	Chrome Mobile 65	Android 5
Mozilla/5.0 (Linux; Android 5.1; MiBOX3_PRO Build/LMY47D) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.98 Mobile Safari/537.36	Chrome Mobile 61	Android 5
Mozilla/5.0 (Linux; Android 5.1; MiBOX3_PRO Build/LMY47D) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.107 Mobile Safari/537.36	Chrome Mobile 60	Android 5