UHF frequency band, 6 selectable channels to your need better. With a backside clip for fixing it onto the of trousers. Frequency Response: 30Hz-18kHz. 1 Receiver. Low consumption design for long usage.
eBay
Dual Channel AIS Receiver USB Output with Antenna Stainless Steel Foldable Portable for Boat Marine Dual Channel AIS Receiver
Aliexpress UK
【Stable Wireless Signal】The wireless microphone transmitter and receiver system utilize the UHF frequency band. Up to 100ft of wireless range, you can use it freely without space limitations. Three core XLR interface.
eBay
FM AM Loop Antenna for Receiver with 3-Pin Mini Connector for Sony Sharp Chaine Stereo AV Receiver Systems
Aliexpress UK
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eBay
RXCRC FPV 56CH 5.8G 720*480 UVC Receiver OTG VR Android Phone Tablet Smartphone for AV Monitor Receiver Analog signal
Aliexpress UK
The wireless microphone system is easy to use. Plug and play, it will automatically pair. No need for other operations. Good anti-interference ability, stronger signal reception. Sensitive pickup technology for clearer and purer sound quality.
eBay
Flysky INr4 GYB Receiver 4 Channels Noble NB4 Gyro Receiver for Flysky NB4 Noble Lite Noble Pro Radio Transmitter AFHDS 3
Aliexpress UK
High-Quality Wireless Audio Transmission: Utilizing advanced wireless audio transmission technology, this xlr transmitter and receiver ensure clear and stable audio signals. Plug and Play Convenience: Our wireless microphone converter features a plug and play design, eliminating the need for complex setup.
eBay
1.9inch IPS Screen SI4732 DSP Radio AM FM Receiver AMNVOLT V4 ATS MINI SI4732 ALL Band DSP Radio FM AM SSB LSB USB Receiver
Aliexpress UK
Each mic is large and solid with a nice weighted feel, high performances wireless handheld microphone. Includes transmitter with two handheld, high sensitivity, unidirectional, wireless cardioid microphones.
eBay
15CH 2.4G Radio Receiver DC 3V Transmitter 3.6-8.4V Receiver Board for Huina 350/ 550 50m Wireless Remote Control Diy Part
Aliexpress UK
Earphone output: 6.3mm headphone socket. Strong signal, UHF frequency. Earphone load impedance: ≥16Ω. Transmit output power:100 mW(5Ω). Output socket: 3.5mm earphone socket. Double Channel Desktop Transmitter.
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433 Mhz RF Remote Control Receiver and 433mhz RF Relay Receiver Switch Module DC3.3V-5V Jog Self-locking Interlock Controller
Aliexpress UK
Alnicov Wireless Guitar System 20Hz-20kHz UHF Wireless Guitar Transmitter Receiver for Electric Guitar Bass Violin A8 upgraded version For non professional use.
eBay
Easy To Read Home Portable for Outdoor Camping Radio Receiver ATS 20+ World Band Digital Receiver Professional Lightweight for
Aliexpress UK