You can use Bluetooth accessories, such as a wireless keyboard, mouse or game controller with your SHIELD TV.
To add a Bluetooth accessory:
On the SHIELD TV screen, select Settings .
Under Remote & accessories, select Add accessory . You SHIELD TV will search for Bluetooth accessories within range.
Put your accessory in connecting mode.
You'll see your accessory listed on the TV screen. Select your accessory.
Your SHIELD TV will connect with your accessory.
Try these troubleshooting steps if your Bluetooth accessory won't connect.