DIY kit laser wireless audio transmission module with long transmission distance. The basic principle of using infrared laser to transmit sound is converted from fluctuating sound to red laser, and then the laser vibration signal in the receiver circuit of the photosensitive diode receiver is received, and the signal is demodulated to achieve the sound restoration.
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FM Transmitter Module Microphone Wireless Audio Transmitter FM Module Wireless FM Audio Transmitter
Aliexpress UK
BIN850 Wireless HDMI Transmitter and Receiver, 657Ft/200m Wireless HDMI Extender Support 1080P@60 Hz, Support 2.4/5GHz for Streaming Video Audio from Laptop, Cable Box to HDTV Projector. You can effortlessly stream any video and audio content to a larger screen.
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diymore PCB0100 2 Channel Infrared Transmitter Module IR Transmitter for Arduino Electronic Building
Aliexpress UK
Although this unit is pre-owned, it has undergone professional testing to ensure full functionality. 1 x Unit Audio Limited TX2040 631683-1. Frequency Range: 470 to 1000 MHz. Low Frequency Cut Filter: Reduces noise with a 6 dB cut at 50 Hz for clearer audio output.
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diymore PCB0100 2 Channel Infrared Transmitter Module IR Transmitter for Arduino Electronic Building
Aliexpress UK
Simple Setup: This Plug-And-Play IR Transmitter And Receiver System Requires No Complex Installation. It Is The Perfect IR Extender For TV, Blu-Ray Players, DVD Players, STBs, Cable Boxes, And AV Receivers Hidden Behind Doors.
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LE Audio Bluetooth 5.4 Audio Transmitter Adapter For TV Headphons With AptxLossless Auracast LC3 For
Aliexpress UK
Infrared Transmitter PCB is marked with component identifications. Infrared Receiver 1x IR Complete Kit Supplied. Fun interesting kit to build.
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FM-M01 Mini FM Transmitter Audio Listener Wireless Mic Audio Device Small FM Broadcast Transmitter
Aliexpress UK
Simple Setup: This Plug-And-Play IR Transmitter And Receiver System Requires No Complex Installation. It Is The Perfect IR Extender For TV, Blu-Ray Players, DVD Players, STBs, Cable Boxes, And AV Receivers Hidden Behind Doors.
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Bluetooth 5.0 Transmitter 3.5MM Jack Audio Adapter Wireless Bluetooth Stereo Audio Transmitter
Aliexpress UK
Model : Nikkai A31JL. Type: Transmitter. Colour : Black. If you are unsatisfied with our products. Ending Soon.
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Bluetooth 5.0 Audio Transmitter One-to-Two Dual-Transmitter Audio Adapter Built-in Battery Can Be
Aliexpress UK
You can effortlessly stream any video and audio content to a larger screen. BIN850 Wireless HDMI Transmitter and Receiver, 657Ft/200m Wireless HDMI Extender Support 1080P@60 Hz, Support 2.4/5GHz for Streaming Video Audio from Laptop, Cable Box to HDTV Projector.
eBay
FM Transmitter Pickup Pick up Module Mini Wireless Microphone MIC Wireless Audio Transmitter FM
Aliexpress UK