Each kit contains 1 wireless IR transmitter and 1 IR receiver. They can also work in one-to-many setup or the other way around as many-to-one setup for multiple IR transmitters to work with 1 IR receiver.
eBay
Silicone Remote Case for TCL RC716/RC833 GUB1 Protective Controller Sleeve Skin Anti-Slip TV Remote Control Case with Lanyard
Aliexpress UK
It Is The Perfect IR Extender For TV, Blu-Ray Players, DVD Players, STBs, Cable Boxes, And AV Receivers Hidden Behind Doors. USB Powered: This IR Remote Repeater Conveniently Powers Via Any Standard USB Port Connected To Your Hdtv.
eBay
Standing Design Silicone Remote Control Cover Case for Fire TV Stick/Cube Alexa Voice Remote L5B83H L5B83G P4C6EN H69A73 E4GE9R
Aliexpress UK
It Is The Perfect IR Extender For TV, Blu-Ray Players, DVD Players, STBs, Cable Boxes, And AV Receivers Hidden Behind Doors. Simple Setup: This Plug-And-Play IR Transmitter And Receiver System Requires No Complex Installation.
eBay
Smart Zigbee IR Remote Control Universal Infrared Tuya Smart Home Remote Controller for TV DVD AC Works For Alexa Google Home
Aliexpress UK
Untested Please inspect and be happy before buying No returns
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Silicone Case for LG MR22GA MR21GA MR21N, MR21GC Remote Control Cover SIKAI For LG OLED TV Magic Remote MR21 GA
Aliexpress UK
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Tuya Zigbee Smart IR Remote Control Universal Infrared Remote for Smart Home for AC TV DVD works with Alexa Google Home
Aliexpress UK
12pcs Trampoline Pole Sleeves & Fence Covers for Enhanced Stability tr. 2pcs Guitar Cap Guitar Tip Buttons Electric Guitar Parts Toggle Accessories. - It can record and transmit IR (infrared). Travel Toiletries Bag Travel Toiletries Storage Bag Toiletries Organizer.
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Soft Silicone Remote Control Shockproof Protective Case for Xiaomi Mi Box S/4X Remote TV Stick Cover Soft Plain Home Accessories
Aliexpress UK
The kit is self-contained and easy to connect. IR Receiver Bar Cord (Stereo 3,5mm cable type): 10FT. 2 IR emitter cords (Mono 3.5MM cables): 10FT. 1 x IR Connecting Block. 1 x IR Receiver with 10FT cord.
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Silicone Samsung TV Remote Control Cover Case Protector for BN59-01432A BN59-01432D BN59-01432J BN59-01436B TM2360E Remote Case
Aliexpress UK
Genuine Samsung IR Extender Cable.
eBay
Remote Control for SONY TV RMT-TX200E RMT-TX200U TX200B RMT-TX100U RMT TX300E TX300T TX300U TX300B TX300A Remote Controller
Aliexpress UK