Description: With this Universal IR Remote Control, you may use your smart phone to control home appliances, such as TV, Air Conditioner, etc. Remote Control your home appliances by using smart App in your smart phone anywhere anytime. Voice Control: By connecting Intelligent speaker, such as for Tmall. With large IR data base which covers 98% IR remote function, The device only support 2.4G WiFi. Turn most IR remote controllers into one APP on smartphone/tablet. You will never be bothered by a missing remote controller, say goodbye to chaos, and maintain an carefree life. Specification: Input: DC 5V/1A(Micro USB 2.0) Infrared Frequency: 38KHz Connection: Wi-Fi 2.4GHz Material: ABS Size: 68x68x27mm Standby Power dissipation: ≤0.5W IR direction: Multi-azimuth Working TMP: 0~50°C Working HUM: ≤85% RH Compatible system: For Android 4.0+/For iOS 8.0+ Package Includes: 1x WiFi-IR Universal Remote 1x USB Cable 1x User Manual Note: Conversion: 1inch=2.54cm, 1cm=0.393inch Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!