BIETRUN specializes in professional wireless audio equipment, including UHF microphones, karaoke systems, and stage lighting for home and performance use.
Fundada en 2016, BIETRUN is a consumer electronics brand dedicated to electro-acoustic systems. The company designs and manufactures a wide range of audio products, such as professional wireless microphone systems, portable karaoke machines, and dynamic stage iluminación.
BIETRUN focuses on providing user-friendly, high-fidelity audio solutions that cater to content creators, teachers, public speakers, and home entertainment enthusiasts. Their products often feature UHF transmission technology for stable signal quality and ease of use.
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Turn off both the microphone and receiver. Hold the power/pair button on the microphone until the display flashes, then quickly turn on the receiver. The lights should stabilize when paired.
Typically, no. The receiver must be plugged into a dedicated MIC input (6.35mm or 3.5mm). Most Bluetooth speakers only have AUX inputs, which may result in low volume or no sound.
Check the batteries in the microphone. If the model supports adjustable channels, try switching to a different frequency to avoid interference.
For inquiries or warranty support, you can contact the manufacturer via email at amazon@bietrun.com.