ITEM NAME:USB Wired IR Infrared Remote Control Receiver Extender Repeater Emitter Adapter Product Description Description: IR Infrared Remote Control Receiver Extender Repeater Emitter USB Adapter Description: The item is a USB remote control infrared transponder. It is widely used in audio, TV, set top box and other IR Infrared remote control devices etc. Features: High quality Simple appearance Stable performance Specification: Color: Black Material: Cable+Plastic Power: 5V ( Home appliance USB or 5V power supply ) Carrier frequency: 38KHZ Peak wavelength: 940NM Receiving distance: 18-20M Launch distance: 18-20M Cable length from USB to receiver: approx. 1.4 M Cable length from receiver to emitter: approx. 2 M Install: Use the double-sided adhesive to stick the receiver in a convenient location. Stick the infrared emission head to the device you want to control. Note: The carrier frequency is 38KHZ. Included: 1 X IR Infrared Remote Control Receiver Extender 1 X Adhesive Sticker.Cable length from receiver to emitter: approx. Cable length from USB to receiver: approx. Use the double-sided adhesive to stick the receiver in a convenient location. Simple appearance. Warranty Service.