- Belsee Best Aftermarket Android 9.0 Auto Head Unit Autoradio Stereo Upgrade for Opel Vauxhall Astra 2016-2020 Car Radio Replacement GPS Navigation Audio Video System Multimedia Player Apple CarPlay PX6 Ram 4GB Rom 64GB 9 inch IPS Touch Screen$449.99• SKU: PO9. Built-in Android 9.0 Pie system special autoradio for Opel Vauxhall Astra 2016-2020 • CPU: Rockchip PX5 Cortex A53, 8 Core. Main... Learn More