Models: RD800

* Product type: wireless  microphone 

* Applicable equipment: Protable Speaker/
Bus Speaker/ Home Theater Speaker/ Outdoor Speaker

* Use distance: indoor/outdoor 30 meters, 70 meters

* Transfer mode: UHF wireless transmission

* Advantages: signal in real time, stability, less
interference, high noise reduction, and more distance

* Mode: Single Transmitter, single receiving

* Package info: color box 300x130x65mm 

                         30pcs/carton

Launch technical parameters:

     *Maximum transmit power: 10dBm

     *Gain adjustment range: 0~47.5dB

     *Audio uses AGC and limiter

     *Working voltage: 2.7~3.6V

     *Working frequency: 610~690MHz

     *Digital modulation method: P1/4 DQPSK

     *Effective bandwidth: 300KHz

     *High frequency signal to noise ratio: 96dB

     *Frequency response: 30~20KHz

Receiving technical parameters:

     *Receiving sensitivity: -94dBm

     *Audio uses AGC and limiter

     *Working voltage: 2.7~3.6V

     *Working frequency: 610~690MHz

     *Digital modulation method: P1/4 DQPSK

     *Effective bandwidth: 300KHz

     *High frequency signal to noise ratio: 96dB

     *Frequency response: 30~20KHz

How to set the frequency

① This product has been set up for frequency binding before leaving the factory.

② Handheld transmitter: Press and hold the power button of the handheld transmitter 

    until the word "SY----" is displayed on the display, then immediately turn on the 

    receiver switch. After the receiver display flashes three times, the frequency is up, and 

    the If the frequency of each display is the same, it can be used.

③ Guitar transmitter: first turn on the power switch, and then press the two frequency 

    selection keys in Figure ⑤ and ⑥ at the same time, the display shows "SY----" at the 

    same time, and then immediately turn on the receiver power switch, the receiver 

    displays After the screen flickers three times, the frequency has been adjusted, and 

    the two displays have the same frequency, you can use it.

Please unload the battery when you have not used the product for a long time to 

prevent the battery from flowing out of battery fluid in the product for too long to damage 

the product!