Currently, it can be used for free and without application in developed countries such as Europe, North America, China, and Japan, as well as in over 90% of countries worldwide. This frequency band has abundant resources and, compared with the 2.4G band, offers certain advantages in transmission distance, effectiveness, and sound quality. It has become a key research direction for professional wireless audio transmission in developed countries such as Europe, the United States, Japan, and South Korea.Guanyu Technology introduced this technology in the industry and was awarded the 2017 Gold Product Award among wireless amplification system manufacturers for educational equipment in China, reflecting the innovative capabilities of Chinese educational equipment manufacturers in the field of audio technology.
▷ The product has passed the CCC certification by CQC and obtained the corresponding 3C certificate. The product has passed the 5.8GHz spread spectrum communication equipment type approval test by the State Radio Regulation and obtained the corresponding type approval certificate.
▷ It adopts a built-in replaceable rechargeable button battery. The battery cover can be opened, and a USB charger is provided. The continuous audio transmission time is greater than >8 hours. It has an external audio input function and built-in dual charging contacts, which can support direct charging via a desktop charger;
▷ The wireless microphone adopts a built-in pickup design and supports headset microphone input. It can be used as handheld, with belt clip, headset, or lapel clip.
▷ The wireless microphone comes with built-in volume control buttons for adjusting the volume. The wireless microphone has an electronic pointer function, PPT page up/down functions, and a one-key black screen function (optional page turner receiver enables wireless page turning and black screen).
▷ The wireless microphone comes with an adjustable lanyard and plastic back clip. After inserting the wireless microphone into the back clip, the microphone can be fixed to any position on the user's chest by adjusting the lanyard position of the back clip. The wearing method has a national utility model patent.
▷ The wireless microphone transmitter has an LCD display that shows current volume, current channel, battery level, charging status, and other information
▷ Any wireless microphone can be paired and used simultaneously in any classroom without interfering with each other. The wireless microphone has a male/female voice tone switch ▷ The wireless microphone supports built-in 5-band equalizer adjustment, giving every customer the right to customize sound quality