Latest Zopo C2 Color M4 user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Android 6.0; C2_Color_M4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.106 Mobile Safari/537.36	Chrome Mobile 83	Android 6
Mozilla/5.0 (Linux; Android 6.0; C2_Color_M4 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/44.0.2403.119 Mobile Safari/537.36	Chrome Webview 44	Android 6