Ujjdwiurgh Mini Wireless Microphone 3.5mm Bluetooth Speaker Collar Microphone Speaker for Lectures Classroom Teaching 1 in 1

[2.4GHZ wireless transmission]2.4GHZ is a wireless Bluetooth digital sampling band, which has the characteristics of stable transmission and long receiving distance, noise reduction and anti-interference [360° high sensitivity pickup microphone head] Adopts high-end microphone head, 360° full directional radio sensitivity is high, anti-noise force is strong, human voice recording fidelity is high [Adjustable output amplitude] The receiver has two output amplitude adjustments (single the power button to switch), better match the use of different amplifiers, and is clearer without whistling [long-distance transmission] The distance is not limited, within 60 meters of the effective distance, you can wireless amplification [Charging while working] The receiver is equipped with a Type-C fast charging interface, which can be used after 1 hour of charging