If more RXs are needed, you can buy more RX, which allows up to 1 TX and 4 RXs connections.With the increase of RX, the wireless transmission distance will be shortened. (line of sight distance,unobstructed), 1 TX to 1 RX transmission distance: 200m; 1 TX to 2 RX: 60m; 1 TX to 3 RX: 30m; 1 TX to 4 RX: 20m.
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UHF Wireless Microphone System Wireless Transmitter Receiver XLR Mic Converter Adapter MA5 Automatic Microphone For Condenser
Aliexpress UK
The IR remote function allows you to easily switch channels on your cable box, even if it's located in a different room.HDMI Loop-out for extra screen on the transmitter. 【What You Get】1 x Transmitter (TX), 1 x Receiver (RX), 4 x Detachable antenna, 2 x Power adapter, 1 x IR-TX signal cable, 1 x IR-RX signal cable, 1 x DP to HDMI adapter, 1 x Mini HDMI to HDMI adapter, 1 x Micro HDMI to HDMI adapter, 1 x two-headed USB cable, 1 x User Manual.
eBay
Spektrum AR8000 2.4GHz 8CH Receiver Support DSM2 DSMX W/ Extended Satellite for JR Spektrum RC DX7s DX8 DX9 Dx18 Transmitter
Aliexpress UK
What's in the box: Wireless HDMI Transmitter 1, Wireless HDMI Receiver 1, Micro HDMI 1, Mini HDMI 1, HDMI cable 1, Type-C cable 2 and Manual.
eBay
DUMBORC 6CH 2.4G X6PM-350 Micro Transmitter 4.8-12V with P6F Mini Receiver Remote Radio Control for RC Car Boat Tank Model Part
Aliexpress UK
(【1080P Full HD, Zero Latency Transmission】 Experience smooth, clear and stable picture quality. It decodes 4K video sources and outputs stunning 1080P @60Hz resolution for fluid streaming from small devices to your big screen（Win+P).
eBay
Wireless Microphone Converter for Dynamic Microphone XLR Transmitter and Receiver Microphone Wireless System for wirded Mic
Aliexpress UK
Wireless Adapter Pc Wifi Dongle Pc Wifi Adapter Laptop Wifi Receiver Pc. Radio Transmitter Stereo Audio Wireless Transmitter Mp3 Transmitter. USB 2.0 Mini Size Semi-circular Adapter Transmitter Signal Adapter transmitter.
eBay
Wired Mic Converter Adapter 30m-50m Rang UHF Wireless Microphone XLR Transmitter Receiver HD Display for Condenser Dynamic Mic
Aliexpress UK
Support for, tablet, cell phone, etc. Network: WIFI 5GHz 1T1R. 1 x Instruction Manual. If you do not receive our reply within 48 hours, pls. If you are satisfied with our service, pls.
eBay
2 Channel UHF Wireless Microphone Converter XLR Rechargeable Battery Transmitter & Receiver Microphone for Dynamic Microphones
Aliexpress UK
The IR remote function allows you to easily switch channels on your cable box, even if it's located in a different room.HDMI Loop-out for extra screen on the transmitter. 【What You Get】1 x Transmitter (TX), 1 x Receiver (RX), 4 x Detachable antenna, 2 x Power adapter, 1 x IR-TX signal cable, 1 x IR-RX signal cable, 1 x DP to HDMI adapter, 1 x Mini HDMI to HDMI adapter, 1 x Micro HDMI to HDMI adapter, 1 x two-headed USB cable, 1 x User Manual.
eBay
XGES Wireless Microphone Converter XLR Transmitter and Receiver Microphone Wireless System for Dynamic Microphone
Aliexpress UK
Add a new feature to your old TV! 【SCREEN MIRRORING VIDEO/AUDIO to BIG SCREEN】TIMBOOTECH wireless HDMI transmitter and receiver are designed to wirelessly stream 4K HDR video and audio to big display without delay.
eBay
Professional UHF Wireless Microphone Converter Wireless System XLR Transmitter and Receiver Support 0V 5V 48V Mics
Aliexpress UK