Third-generation Fire TV 4K HDR compatible, with voice recognition remote control included. Model number: LDC9WZ This is not the standard model, but a high-performance model compatible with 4K HDR. The picture is very beautiful because it supports 4K and HDR. The operation is also smooth. The remote control was used with a film on it, so it is in a clean condition (photo). The film will be removed before shipping. From the manufacturer's page: Resolution and Refresh Rate: 3840 x 2160 (2160p/4K) - 60Hz, 1920 x 1080 (1080p) - 60Hz, 1280 x 720 (720p) - 60Hz HDR: HDR10 Bluetooth: Bluetooth 4.2 (BLE support). Supported Wi-Fi: 802.11a/b/g/n/ac Storage: 8GB (internal) Miracast: Not supported Hands-free voice control: Supported only with connected Echo devices Remote control microphone button: Supported Operation has been confirmed, and it can be used without any problems.