2.4G wireless audio receiver:
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2.4G wireless microphone system features:
Wireless frequency range: 2400-2483MHz
Modulation method: GFSK
Support infrared frequency matching. After power on, it will automatically enter the frequency matching state. It can complete the frequency matching with the speaker within 1 second, and the operation is simple and convenient;
Use external replaceable rechargeable lithium battery;
Continuous audio transmission time is greater than 8 hours;
With external audio input function; used with 2.4G wireless audio teaching sound reinforcement system wireless speakers;
There is a lanyard design that supports the use of lanyards to facilitate the use of female teachers;
With USB interface, support USB interface charging and data download;
There is an SD card slot, which supports MP3 audio file playback from an external SD card;
There is a liquid crystal display, which can display the information of the currently playing file name, battery capacity, charging status, etc .;
While playing audio files, support the use of microphones to achieve the simultaneous use of audio playback and microphone functions;
With headphone output function, can support headphones;
There is a switch for wireless transmission, which can control the wireless on and off;
Working frequency: 2400-2483mHz
Receiving sensitivity: ≥-85dBm
The effective receiving radius of the host is ≥15 meters;
The distance between the host and the microphone is ≥ 5 meters, and the connection time is ≤ 3 seconds;
The receiver has its own antenna, no need to connect another antenna;
The receiver adopts the audio full wireless design;
The receiver supports XLR and 6.35 professional insertion swing out;
The receiver supports 80 channels, and supports digital adjustment of channels;
The receiver supports volume display and provides up to 128 digital volume adjustment functions;
The receiver is professionally designed in a 19-inch rack type and can be installed in the prescribed standard machinery;
Support the simultaneous use of 2 wireless microphones;
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