[15m/720 signal range] Supports 15m long-distance remote control, no dead angle signal transmission, precise control of infrared devices such as air conditioners, , fans, etc. (Need to be used with Ethernet port wired Zigbee gateway). [Mobile positioning linkage] Set the distance between the mobile phone and the remote control (100-1000m) to realize automatic opening when returning home and automatic closing when leaving home. [ matching + DIY learning] Built-in library, support fast device pairing. Can't find the ? DIY mode easily copies the original remote control function. [Voice control] Supports for , for Home, for Xiao Ai, for Tmall Genie, etc., to achieve voice control, just talk and don't do anything. [Multiple power supply methods] Type-C interface, supports smart sockets, power strips, mobile power supplies and other power supply methods, convenient and flexible. [99% device support] Connect to the "Smart Life / Tuya Smart" APP to remotely control infrared devices (support for iOS/for Android), easily handle air conditioners, , fans, , set-top boxes, lights, air purifiers, etc. (Only infrared devices are supported, not remote control.) [Timing and scene applications]Set timer switches or link with other smart devices to create a smart life. [Multi-user sharing & offline reminder]Family members share control permissions, automatically remind when the device is disconnected, and grasp the status in real time. Note: 1. The Type-C socket/strip in the picture is for display only and needs to be purchased separately 2. Home appliances that do not support Bluetooth or 2.4G remote control 3. If there are obstacles, the use distance be shortened. 4. The Zigbee infrared function requires a wired gateway with an Ethernet port to operate normally, Type-C input: 5V 1A Power: 5W Distance: about 15m Angle: 720 Add devices: 20PCS-50PCS Infrared frequency: 20KHz-60KHz Working temperature: -10-55C Working humidity: 10%RH-95%RH Wireless network: Zigbee 3.0 Please note: function can only be using after the controller needs be successfully paired with the TV. Color: Black & White Material: ABS Package Contents: 1 x IR Smart Remote Control 1 x Wired Gateway(with line) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.