Product Discription: With this Universal IR Remote Control,User can use it control air conditioners,TV,Set-Top Box,TV Box,Light,Audio,Projector,Fans,DVD players ect.And it has learning functions.copy same functions from original ir remote to control devies.Besides,it compatiable with Alexa and Google Home,hands-free voice control,such as Alexa,quot;next channel on TVquot;. Product Features: 1.With this Universal IR Remote Control,User can use it control air conditioners,TV,Set-Top Box,TV Box,Light,Audio,Projector,Fans,DVD players ect 2.DIY learning function; copy same function from original IR remote to control Devices such as fireplaces, heater, ceiling fans 3.Voice Control:Compatible with Alexa and Google Home for simple, hands-free voice control, such as quot;quot;next channel on TVquot;.; widely compatible with a range of devices; for full list, check the list in Smart Life app. Specification Power Supply:USB 5V/1A Infrared distance:7M Infrared Angle:360degree Max Current:0.55W Wireless Type:2.4GHz Wireless Stardard:IEEE 802.11b/g/n Wireless Range:45M Operating Temperature:0-40degree Operating HUMIDITY:20-85% Storage temprature:0-60degree Storage HUMIDITY:0-90% size:69*69*34mm support:Amazon Echo