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FIFINE Wireless Lavalier Microphone for Conference, Fitness Class, Plug & Play on Mac/Windows-K031B

FIFINE Wireless Lavalier Microphone for Conference, Fitness Class, Plug & Play on Mac/Windows-K031B

$ 39.99 USD

What's Included:

  • FIFINE K031B transmitter
  • Lavalier mic & Head-worn mic 
  • Foam cover (already attached)
  • Receiver (1/4" output connector)


Recording tutorial video cannot be any easier 

  • USB connection means a doddle to use with Windows and Mac.
  • Headphone jack on USB dongle serves as an external sound card for audio output or monitor. 
  • Battery-powered transmitter & PC-powered receiver provide convenience both in and out door.
  • For use with speaker/camera, FIFINE MICROPHONE K037B is better suited. 

Make streaming or vlog anywhere 

  • Compact size and wireless feature come in extremely handy when carrying it around. 
  • With proper USB adapter, it will work with iPhone or iPad for vlog recording. 
  • Using extra audio cable and power bank to hook up with digital recorder, you can make anywhere your recording studio!  

Versatility cannot be beat

  • Head-worn mic fits securely for fitness tutorial recording or active video presentation. 
  • Clip-on mic with secret feature is optimized for video conference, online interview, etc.  

Have an impressive video meeting or live stream 

  • In-born high sensitivity ensures great clarity even without mic gain boost. 
  • Cardioid pattern does an excellent job at reducing noise, especially the background noise.
  • Audience will not notice the mic, but they will definitely be impressed by the clear sound!

User-friendly design for outdoor recording

  • Easy-to-read LCD screen shows battery life and frequency. Noticeable receiver light indicates status.   
  • Get battery or frequency change in a second when any cutout or dropout happens.  
  • UHF (Ultra High Frequency) gets longer range and powerful signal than the Bluetooth.
  • Guarantees good penetration in the face of obstacle within 80 feet
  • 20 selectable frequency channels allows conflict-free transmission in less perfect environment. 

What's the point of 20 channel

  1. When experiencing interference, just click the channel button (top button) to change and find the best-suited channel. Frequency conflict can not spoil your show anymore.
  2. More than one mic can be utilized concurrently. Ideal for group interview recording.   



Frequency Band

UHF 565-584MHz

Type Condenser
Polar Pattern Cardioid
Frequency Response 50-16kHz
S/N Ratio More than 58dB
Power Supply

Transmitter: 2 AA Batteries  

Receiver: 5V USB power

Output Connection USB 2.0

*Wanna get more info about tech aspect, feel free to contact us

1. Order Information

Shipping times

All orders are processed the same day, you will receive a confirmation once your order is placed and another confirmation once your order is shipped. Shipping usually takes 2-5 days within the mainland of the US and 12-21 business days internationally.

"Where is my tracking number?"

You can click open the email sent by FIFINE MICROPHONE to check out the delivery status.

"What if I want to cancel the order after payment?"

Contact us immediately but we cannot guarantee we can cancel your order in time. If you have an issue with your order, please contact us (the contact info can be found in the Contact Us page).

2. Return Policy

 "What is your return policy?"

FIFINE MICROPHONE offers Free Returns within 30 days. If you are not completely satisfied with your purchase and wish to return a product, then please contact our email. We will gladly give you the refund

"How do I request a return?"

Below are the procedures to return a product

1. Send us an email with your order number and the reason for return (Any product shipped to us without a return authorization will be returned to the customer at his or her expense.).

2. We will email you back instructions for returning and a return number.

3. Ship your unused product, in its original packaging, to the address identified in our email.

"Return Terms"

  • Please be sure to use the original box, and the shipping carton and its packing material to ship the item back (the item is returned in the same condition as it was when shipped).
  • Any product shipped to us without a return authorization will be returned to the customer at his or her expense.
  • Original delivery fees are refunded only if returns are for defective products, products that were not described accurately, or incorrect orders.
  • You are responsible for shipping the products back to us. We recommend using a trackable shipping method.

"After I have returned a product, when will I see the refund in my account?"

After receiving and examining your returned product(s), your refund will appear in your account within 5 to 7 business days. Please be aware that the refund will depend on the policies of PayPal that was used for payment.

"For product FAQs, please turn to the technical support page."



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