Fire TV Stick with all-new Alexa Voice Remote | Streaming Media Player has the Output resolution of 720p(HD) and 1080p(Full HD) up to 60fps. Its Picture quality is Up to 1080p. It supports Dolby Audio. Ethernet support is with optional Amazon Ethernet Adapter. Wi-Fi is of Dual-band ac. The processor is Quad-Core 1.3 GHz. Internal memory is 8 GB. Bluetooth is 4.1 + LE. Supported by Alexa voice.