Latest Hyundai Koral 7W4 user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Android 8.1.0; Koral 7W4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.111 Safari/537.36	Chrome 81	Android 8
Mozilla/5.0 (Linux; Android 8.1.0; HT0704W08) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36	Chrome 81	Android 8