JF-338 2.4g hand wireless microphone

Product name:JF-338 2.4g hand wireless microphone

Relevant parameters:

Emitter length * width * height: 160*15.5mm
Receiver length * width * height: 70*25*18mm
Directivity: capacitive directivity
Sensitivity: -44 (dB)
Frequency range: 40-16K (Hz)
Impedance: 680 ohm
Carrier frequency: 2400-2482Mhz
Modulation: GFSK
RF power: 0dBm
Maximum wireless transmission distance: 10-15 meters
Working voltage: polymer lithium battery 3.7V

Continuous working time: 6-8H

Detailed description


Brand:JFZH


A) Features of This Product

1, the appearance of small, lightweight and easy to carry. The transmitter weight is not more than 20g, a long time with the use of no load bearing.

2, microphone and transmitter integrated design, easy to keep. Metallic silver shell, high fashion. Support the use of two microphones at the same time, enhance interactivity.

3, the use of energy-saving technology ultra-low emission power, electromagnetic radiation is only ordinary mobile phone 1/90, worthy of the name "green wireless microphone".

4, built-in lithium battery and charging module, with low voltage alarm, charging instructions, automatic shutdown after charging function. A full time of more than 8 hours to meet the requirements of all day use.

5, with professional ID code encryption transmission technology, ID coding up to one million units, each product is only a single ID code. Use the same equipment in the same place without interference.

6, the transmitter design volume toggle switch, easy to users according to the environment, adjust the volume at any time.


B)Directions for Product Use
1. the small receiver connected to the computer (or active speaker) microphone interface, open the power switch receiver, receiver red and blue lights flashing.
2. at a distance of three meters within the scope of the receiver, the transmitter power switch, automatic frequency of transmitter and receiver, the frequency after the success of the microphone is coupled to the transmitter, the volume to the appropriate location.
3. the normal use of the state, the microphone sound becomes smaller, or broken frequency please check whether the lack of electricity, such as the lack of electricity charge and then continue to use.


Address: 3rd Floor,100 Huawei Road,Zhuhai
 rights reserved: Zhuhai Jing Feng Electronics Co., Ltd.