20M USB IR Infrared Remote Control Receiver Extension Cord Cable Repeater Emitter USB Adapter For Audio TV Box Set Top Box _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ IR Infrared Remote Control Receiver Extender Repeater Emitter USB Adapter _x000D_ _x000D_ Description: _x000D_ The item is a USB remote control infrared transponder. _x000D_ It is widely used in audio, TV, set top box and other IR Infrared remote control devices etc. _x000D_ Features: _x000D_ High quality _x000D_ Simple appearance _x000D_ Stable performance _x000D_ _x000D_ Specification: _x000D_ Color: Black _x000D_ Material: Cable+Plastic _x000D_ Power: 5V ( Home appliance USB or 5V power supply ) _x000D_ Carrier frequency: 38KHZ _x000D_ Peak wavelength: 940NM _x000D_ Receiving distance: 18-20M _x000D_ Launch distance: 18-20M _x000D_ Cable length from USB to receiver: approx. 1.4 M _x000D_ Cable length from receiver to emitter: approx. 2 M _x000D_ _x000D_ Install: _x000D_ Use the double-sided adhesive to stick the receiver in a convenient location. _x000D_ Stick the infrared emission head to the device you want to control. _x000D_ _x000D_ Note: _x000D_ The carrier frequency is 38KHZ. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ 1 X IR Infrared Remote Control Receiver Extender _x000D_ _x000D_ 1 X Adhesive Sticker _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_