Details The Amazon Fire TV Blaster is a companion device that uses infrared (IR) to help TVs, soundbars, satellite and cable boxes and A/V receivers work together wirelessly. It requires TV Stick Lite, Fire TV Stick (2nd Gen and later) with Alexa Voice Remote, Fire TV Stick 4K, or Fire TV (3rd Gen) and any Echo smart speaker or smart display. This gadget features built-in Alexa providing voice controls. You can give voice commands to turn on/off your TV, Volume up/down and much more. You can download the latest Fire TV and Alexa apps on your mobile phone or tablet and sign in using the same Amazon account. If you have more than one TV on your Alexa account go to the Alexa App to give your TV a unique name. Required Amazon devices are Fire TV Stick Lite (2nd Gen and Later) with Alexa Voice Remote or Fire TV Stick 4K or Fire TV (3rd Gen), and Any Echo smart speaker or smart display. Fire TV Blaster is not compatible with Fire TV Stick (1st Gen), Fire TV (1st Gen), or Fire TV (2nd Gen). Fire TV Blaster is also not compatible with Fire TV Edition televisions or soundbars.