BIETRUN WXM27 UHF Professional 2-Channels Rechargeable Wireless Microphone System User Manual

UNE Professions! 2-Channete Rechargeable
Wireless Microphone System
User manual

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Product introduction

This UHF Professional 2-Channels Rechargeable Wireless Microphone System uses UHF frequency band transmission, which has the characteristics of long transmission distance, strong anti-interference ability, low delay, and clear sound quality. It is easy to use and operate.

Note: Please read and follow all warnings carefully before use, and keep this manual for subsequent use.

Product description

microphone A/B;
(2) Only battery level will be displayed after 5 seconds of no operation on the microphone.|
3.| Power| (1) Power on/off: Press and hold to turn on, long press to turn off;
(2) Volume: Short press to adjust the volume in turn. 1-5 levels, level 1 is the smallest, level 5 is the largest.|
4.| Channel| Press this button to adjust the channel, 15 channels in total.| Press this button to switch channels when the connection is unstable.
5.| Charging port| External DC 5V power supply charges the product.| (1)Charge it once before your first use;
(2)Charge it with low power.
6.| Indicator light| (1) Green: microphone is on;
(2) Red flash: low power;
(3) Red: charging; Red light is off when fully charged.|

(1)Please tighten the nut to the right of the antenna before turning it on for the first time
(2)When connection is unstable and sound is intermittent, you can adjust the antenna direction to improve it.
6| Mic B Output| Audio output port of microphone B| only outputs the audio signal of This port microphone B
7| 6.35mm Output Audio| 6.35mm audio output interface| The audio is a mixture of AB microphone
8| 3.5mm
Audio Output| interface 3.5mm audio output inteace| The audio is mixed by AB microphone, and the Bluetooth audio is stereo output
9| Charging port| Input voltage is DC 12V| Please use the adapter provided with the product
10| Mic A Output| Audio output port of microphone A| This only putput the audio signal of microphone A
12| Bluetooth antenna| Receive bluetooth wireless signal| Please tighten the nut to the right of the antenna before turning on for the first time

Bluetooth connection

For smart devices with Bluetooth audio, search for the Bluetooth name “Bietrun” of this product in the Bluetooth device list and connect it. The audio output from Bluetooth is stereo audio. If the Bluetooth connection is successful, there will be a prompt, and the Bluetooth logo on the display of the receiver will stay on.

Output connection

Audio amplifier devices with XLR interface, 6.35mm and 3.5mm audio input interfaces can be connected to this product, including mixers, multimedia speakers, Bluetooth speakers, power amplifiers, and lever speakers.

FAQ

whether the power button is pressed to the “1” position;
(2) Check whether the adapter and cable are connected with the receiver correctly and firmly.
2| Microphones can’t be turned on| (1) Charge first and check whether the mic charging indicator is on;
(2) Press and hold the power button for 2 seconds to turn on, and short press can not turn on.
3| No sound| (1) Check whether the volume of the microphone, amplifier and Bluetooth devices have been turned on;
(2) Check whether the microphone is successfully connected to the receiver, the display will be on if the connection is successful;
(3) Turn up the volume of the receiver;
(4) Check whether the XLR interface, 6.35 interface, 3.5mm interface are connected correctly;
(5) The amplifying device may need to set the input mode, please refer to the manual of the amplifying device for setting;
(6) When the Bluetooth is silent, check whether the Bluetooth device is connected to the receiver and whether the volume of the Bluetooth device is turned on.
4| Small sound| (1) Adjust the VOL button on the microphone to increase the volume, 1 is the minimum, 5 is the maximum;
(2) Turn the knob to the right to increase the microphone volume on the receiver;
(3) Turn up the volume of the amplifier.
5| Intermittent sound| (1) Shorten the distance between the microphone and the receiver(within 50M, No obstacle)
(2) Shorten the distance between the Bluetooth device and the receiver(within 10M, No obstacle)
(3) Switch channel
6| Howlin or screaming| (1) Reduce the volume of amplifier or microphones;
(2) Don’t place the microphones too close to the speaker.

Parameter

Receiver

Frequency:| U Band| Frequency stability:| <0.002%
Sensitivity:| 2mV| Interference frequency ratio:| > 90dB
Image interference ratio:| >88dB| Signal to noise ratio:| >95dB
Audio output:| 800mV-1.4V| Working range:| Standard conditions
30 to 50 m
Receive channel:| 2| Supply Voltage:| DC 12V
Power consumption:| 3W| Antenna:| universal antenna
Handheld Microphones

Carrier frequency:| U Band| Frequency stability:| <0.002%
Transmit power:| 10mW| Current consumption:| <25mA
Harmonic:| <Main wave 40dB| Standard:| Fixed frequency
Pickup:| 6000 unidirectional| Battery:| lithium battery
Antenna:| built-in| Supply Voltage:| DC 5V
Complex Index

Dynamic Range:| >95dB| System distortion:| <1%, 1K Hertz
modulation
Frequency response:| 50Hz-18KHz(+3dB)| |

Packing List

2X Microphone (A. B)
1X Receiver
1X Bluetooth Antenna
2X Microphone Antenna
1X 6.35mm to 6.35mm cable| 1X 3.5mm to 3.5mm cable
1X Charging cable
1X Adapter
1X Manual
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FCC Warning Statement
Changes or modifications not expressly approved by the party responsible for compliance could void the user’ s authority to operate the equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part I5 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

1. This device may not cause harmful interference, and
2. this device must accept any interference received, including interference that may cause undesired operation.

The device has been evaluated to meet general RF exposure requirement.

Manufacturer:
SHENZHEN LONGXIANG INTELLIGENT TECHNOLOGY CO, LTD.
Address: FLOOR 4, BUILDING D, FUXINLIN INDUSTRIAL AREA, HANGCHENG INDUSTRIAL ZONE FUHUA COMMUNITY XIXIANG STREET, BAOAN DISTRICT SHENZHEN GUANGDONG CHINA

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