Because there are many infrared household appliances in the family, such as set-top boxes, DVDs, remote-controlled fans, air conditioners, and projectors, this device can be used for centralized control and hidden control. Applies to All Remote Control Devices Suitable for TV, STB, DVD, DVR, , video recorder, satellite receiver, etc. The way to reach the power supply: USB or 5V device Power supply: 5V Note: Does not support 10! How to install: 1. Use the double-sided adhesive to stick the receiver to an ideal location. 2. Stick the transmitter head of the infrared device you want to control. Size: The transmission line is 2 meters long and the receiving line is 1.4 meters long Material: Plastic + Metal Color: Black Package Contents: 10 x IR Infrared Remote Control Receiver Extender Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement