This product is an useful tool in your daily life and home, you can use it to achieve the intelligent home dream, you can use it to control your TV, audio equipment, electric roller blind, electric curtain, RF light, RF light switch and so on, come on and enjoy your intelligent life. Features: Wide application: this product can be use for activating air conditioners, TVs, fans, DVDs, STBs, TV BOXes and so on infrared and the RF applications such as RF light, RF switch, RF roller blinds and so on. Multiple remote control RF, it gives the user a better experience for controlling 433MHz RF devices such as curtain, shades motor and so on. Voice control: it can be controlled by your voice after you set it with Alexa, you can free your hands by remotely control and RF control. Customized DIY copy function: you copy the same function from origi-nal remote if you cannot find the device brand on the APP. When you need to away from home, you can control your appliances in advance and turn your phone into a universal remote in an easier way. Specifications: Material: ABS Power input: Direct Current 5V/1A(Micro usb2.0) Model: RF-R1 Stand-by power: 0.4W Controlling distance: Horizontal direction 8m Opposite direction 15m (finally effect by environment) IR control direction: multiple way Working temperature: 0~50 Operating humidity: 85%RH Connection type: 2.4GHz 802.11b/g/n Carrier: 38KHZ APP support: Android 4.0/iOS 8.0 above Wireless frequency: 2.4GHz RF: 433/315MHz Package size: 70 * 70 * 50mm / 2.8 * 2.8 * 2.0in Package weight: 108g / 3.8ounce Packing List: 1 * IR Remote Control 1 * USB Cable 1 * User Manual