The Steam Link app brings desktop gaming to your Android device. Just pair a Bluetooth controller or Steam Controller to your device, connect to a computer running Steam on the same local network, and start playing your existing Steam games.
For best performance with Android TV:
* Connect your computer using Ethernet to your router
* Connect your Android TV using Ethernet to your router
For best performance with tablets and phones:
* Connect your computer using Ethernet to your 5Ghz WiFi router
* Connect your Android device to the 5GHz band of your WiFi network
* Keep your Android device within a reasonable range of your router;